Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
Best Choice RoamRider 
Pool Alarm with Remote Receiver, Pool Underwater Drown Monitor System, Battery Powered Poolside Alarms for Inground&Abov 2 INSTALLION METHOD: Our pool alarm offer dual installation options: 1) Permanent screw mount (drilling required) for coGateGuard 
GateGuard Wireless Pool Gate Sensor with Mobile Alerts. Ideal for: Pool Gates, Dog Gates, Kids' Areas, Garage Doors, Doo INSTANT NOTIFICATIONS: GateGuard sends mobile alerts to your phone and smartwatch whenever a gate, door, or other entryLIFEBUOY 
BCONE® System Pool Alarm by Lifebuoy® | Certified ASTM F2208 Floating Pool Alarm | Loud Pool Safety Alarms on Home & Poo Connectivity - Connects to Alexa and Google Assistant. Smartphone App connectivity to fully control the system, no matteBest Value TECHKO 
Techko S189 Ultra Slim Safe Pool Alarm for Kids, ETL Listed UL 2017 Compliant, Indoor/Outdor Weather Resistant, 110db Lo Meets UL standards for Child Pool Safety LawLIFEBUOY 
Solo Pool Alarm, Smart Pool Alarm with Bluetooth App, for Above Ground and In-Ground Pools, Loud 110 dB Siren, IP68 Wate Solo Pool alarm is a smart pool alarm that will detect when a child or a pet enters the pool. It is easy to install andZuomeng 
WiFi Pool Alarm, Zuomeng Solar Wave Pool Alarm with High Sensitivity, Smart App Control, Dual Alarming via Device & App, SAY GOODBYE TO WORRIES: Concerned about safety risks at your pool or spa? Worried about kids or pets falling into the waLunasea Lighting 
LunaSafe Child/Pet Immersion Pool Alarm/Water Alarm Kit Kit includes one receiver and one transmitterPoolEye PoolEye Immersion Mountable Pool Alarm Compatible with Inground & Aboveground Pools ASTM-Compliant, Water Motion Sensor ASTM-certified for pools up to 16 x 32; For recommended installation guidelines for larger pools or those with differentPool Patrol Pool Patrol PA-30 Pool Alarm Easy to install with no damage to your poolHENDUN HENDUN Wireless Door Alarm with Remote Control, Window Alarms, Security Sensor, Pool Alarm for Child Safety, Sliding (Pa EASY TO INSTALL AND USE - Pool/Gate/Door Alarm with Remote ControlLIFEBUOY BCone Pool Safety Alarm Pool Unit Must go with BCone System This is NOT a standalone alarm unitPoolGuard Poolguard DAPT-2 Water Hazard Pool Door Alarm UL Listed UL 2017 (Water Hazard Entrance Door Alarm)PoolEye PoolEye Aboveground Pool Immersion Alarm – Battery Powered Water Motion Sensor for up to 24’ Round or 16’ x 32’ Oval, Po WATER MOTION SENSOR – Be prepared and armed with the PoolEye Immersion Pool Alarm. With its underwater motion sensor, PoTECHKO TECHKO Strobe Safe Pool Alarm for Kids, Pets, ETL Listed UL 2017 Compliant, Indoor/Outdor Weather Resistant, LED Strobe ETL-listed and approved under UL 2017 standards for Child Pool Safety Law.PoolGuard PoolGuard DAPT-2 Water Hazard Pool Door Alarm (Newest Version) Title: UL Listed (Water Hazard Entrance Door Alarm) - Meets UL 2017 safety standardShonmau High/Low Water Level Sensor Detector Alarm 120 dB Red Strobe Siren, Adjustable Alarm Volume, Sump Bobber Water Leak Sens Dual Bobber Probes Sensor Design - It can detect water shortage or overflow. You can choose to use one or both functionsHENDUN HENDUN Upgraded Window and Door Alarm with Remote, Pool Alarm for Kids Safety, IP66 Waterproof Indoor/Outdoor Home Secur DIY Home Security System: tool-free setup in minutes, full remote control, no wiring/drilling required(includes adhesiveGeneric Pool Alarm Inground/Above Ground Immersion, Rechargeable Battery Powered Safety Remote Receiver, Poolside Water Motion S 【Water Surface Fluctuation Sensor】Swimming pool alarms help you detect water surface fluctuations and give immediate danLunaSea Lighting LunaSafe Child/Pet Immersion Pool Alarm/Water Alarm Kit with 2 Transmitters Kit includes one receiver and two transmitters35% Off Hdnsiyo Door Window Alarm, 90DB Door Alarms for Kids Safety, Personal Security Alarm, Window Pool Alarms for Home (13 Pack) Super loud 90 dB alarm – This Magnetic sensor window door alarm loud enough to detect entry, prevent kids and babies goiKANCOKIT KANCOKIT Wireless Pool Alarm with 300ft Remote Receiver–Water Detection Safety Alarm for Inground & Above Ground Pools, 1.Instant Water Detection with 85dB Alarm & Flashing LED Alerts This pool alarm features a high-sensitivity immersion moNitelighter YardGard 2-Pack UL 2017 Compliant Wireless Pool Door Safety Alarm, Water-Resistant, ETL Certified, Easy Installation, Su GATE & WINDOW ALARM – The YardGard Gate and Window Alarm is an effective and affordable warning system that features a 1Inkbird INKBIRD WiFi Pool Thermometer Indoor Outdoor Temperature Humidity Monitor with Weather Info, UV Index, Temperature Humid [Solar Powered] The Wireless Pool Thermometer features a cutting-edge solar-powered design, making it a highly sustainabMengshen Mengshen WiFi Water Leak & Water Level Detector, 2-In-1 Tuya Smart Sensor Alarm Loud Volume APP Alert Monitoring with 6. 💧【Dual Sensor Water Alarm】2 in 1, including water leak probe and water level probe. It can not only detect water leaks,LIFEBUOY Lifebuoy BCone Smart Floating Pool Safety Alarm System with extra buoy, Works with Alexa and Google Assistant. Wi-Fi Con Connectivity - Connects to Alexa and Google Assistant. Smartphone App connectivity to fully control the system, no matteLunaSea Lighting LunaSafe Child/Pet Immersion Pool Alarm/Water Alarm Kit with 3 Transmitters Kit includes one receiver and three transmitters for added safety and protectionSwamCam SwamCam Wi-Fi Pool Alarm Camera System – ASTM F2208 Certified – Smart Pool Safety System for Inground & Above Ground Poo Compact Safety Set: Includes camera + Simple Alarm for use indoors—ideal if Wi-Fi is strong near the pool.PoolGuard Poolguard PGRM-2 In-Ground Pool Alarm NSF Certified to ASTM Standard F2208HENDUN HENDUN Wireless Door Alarm with Remote, Anti-Theft Window Alarms, Contact Sensor Alarm, Pool Door Alarm, Entry Chime,Apa Easy to install and operate - gate/doo/burglar alarm alarm with remote control/keyfobUmiitto Door Alarms for Kids Safety Freezer Door Alarm with Time Delay Refrigerator Door Alarm for Pool Safety Window Alarm Frid [ 4 in 1 Multi-Function & Easy to Use ] 4 Modes Meet Your Multi-options: General Alarm, Constant Alarm, Time Delay (ClosHENDUN HENDUN Upgraded Door Alarm for Home Security,Pool Alarm for Kids Safety, House Security Sensor,Door Chime with Delay,Wir DIY Door Security System: tool-free setup in minutes, full remote control, battery operated，no wiring/drilling with inclLeakmaster Leakmaster BLUEDYE8OZ Pool DYE Leak Detection, Blue Trusted Pool Leak Finder - Identify the precise location of structural pool leaks in your systemBUBUCAM WiFi Water Leak Detector, Smart WiFi Water Detector, APP Remote Control Water Sensor for Kitchens, Basements, Sinks, and *Smart Life APP: Monitor and detect water leaks remotely via the Smart Life mobile app, provide timely notifications andGoveeLife GoveeLife WiFi Freezer Thermometer Alarm, Remote App Alert with Anti-False, Wireless Smart Temperature Monitor Sensor, 2 Continuous Updates: We have fixed the problem of frequent low temperature alarms. There will be no false alarm when lowLeakmaster Leakmaster YELLOWDYE8OZ Pool DYE Leak Detection, Yellow Trusted Pool Leak Finder - Identify the precise location of structural pool leaks in your systemECOWITT ECOWITT WS2910 Wi-Fi Weather Station Color Display With Wireless Outdoor Solar Powered 7-in-1 Sensor (Thermo-Hygrometer/ 【Multi-Functional Weather Station】: Ecowitt WS2910 Weather Station includes wireless 7-in-1 solar powered outdoor sensorSwamCam SwamCam Dual Wi-Fi Pool Alarm Camera System – ASTM F2208 Certified – Smart Pool Safety System for Inground & Above Groun Full Safety System: Includes camera + Alarm/Repeater for long-range Wi-Fi coverage and indoor alerts.Meichoon Meichoon Window Door Alarm Wireless for Home Security Sensor Anti Theft Burglar Doorbell Chime DIY Protection Ideal for 🔊Multi-funciton Security Alarm - It has the function of arm, disarm, emergency alarm and doorbell, widly meet your demaToeeson Door Alarm with Remote, Window Alarms 120DB Open Sensor with Multiple Modes, Pool Door Alarm for Child and Elder Safety 120 DB Alarm: Keep your home safe with alarms up to 120DB triggered by sensitive magnetic sensorsPLOJOP Security Door Window Alarm, 90DB Wireless Sensor Door Window Burglar Alarm, Door Alarms for Kids Safety, Easy Installati LOUD DOOR ALAR: This alarm is loud enough to immediately sound a strong alarm when someone illegally opens a door or winAzdBvae High / Low Water Level Sensor Detector Alarm 120 dB Red Strobe Siren, Adjustable Alarm Volume, Sump Bobber Water leak Se 【High and Low Dual Probe Sensoe Design】- It can detect water shortage(low level) or overflow(hige level). You can chooseEverNary Door Pool Alarm with Remote Control, Door Chime with Adjustable Volume and LED Flash, Wireless Door Window Open Sensor A Loud Sound and LED Flash: Door alarm sensor with 4 Volume Levels from 100~125dB to adjust and with LED flash, perfect foMeichoon Meichoon Wireless Door Alarm Window Open Pool Doorbell Ring Chime Burglar Alert DIY Home Security Magnetic Sensor Kids S 🔊Safe and Security - This door alarms can instantly detect any movement in your door or window. It has compact, small aADVWIN Advwin Salt Chlorine Generator, Smart Saltwater Pool Chlorinator System with App Remote Control & Low Salt Alarm & Self Intelligent Control: Salt chlorine generators adopt intelligent control technology. The saltwater pool chlorination systHIIXHC Door Window Alarm, 90DB Door Alarms for Kids Safety, Wireless Sensor Door Window Burglar Alarm-Window Pool Alarms for Ho Easily mounted by adhesive. Type to window or door. Ideal entry warning for homes,apartments,mobile homes,offices,hotelLancoon Lancoon Door Window Sensor Alarm, Remote Control Wireless Magnetic Alert Anti Theft DIY Installation for Home Apartment 🚪 105dB Loud Alarm: Alarms can be mounted on all kinds of doors and windows. Once triggered, loud alarm will effectivelRinetiy Window and Door Alarm, Door Alarm for Home Security, 120 DB Black Window Alarm for Kids Safety, Suitable for Pool, Homes 🔔【Door Window Open Alarm】Door alarm can be used as an alarm Alerting you when someone opens the door or window, or as aSavant Electronics Inc Savant Salt Level Detector for Water Softener, Real-time Monitor, Easy Installation, No Tool Needed, Low Salt Level Alar NO TOOLS REQUIRED: Simply place magnets on the top and bottom sides of the cover for a secure and mess-free installationWimuPath Door Window Alarm, 90DB Door Alarms for Kids Safety, Door Window Burglar Alarm-Window Pool Alarms for Home Applicable to multiple scenarios -- Easily mounted by adhesive. Type to window or door. Ideal entry warning for homes,apSwimline Swimline 70200SL FrogLog Critter Saving Escape Ramp Critter saving escape rampWimuPath Door Window Alarm, 90DB Door Alarms for Kids Safety, Wireless Sensor Door Window Burglar Alarm-Window Pool Alarms for Ho Easily mounted by adhesive. Type to window or door. Ideal entry warning for homes,apartments,mobile homes,offices,hotel13% Off Inkbird INKBIRD Wireless Pool Thermometer Floating IBS-P01R Easy Read Remote Pool Thermometer Temperature Meter for Outdoor Indo [300 Feet Wireless Connection] The maximum connection distance is 300 feet. You can check temperature readings with theMETAK METAK Door Alarm When Opened 2-Pack, 120dB Window/Door Open Sensor with Remote for Home Security, Kid/Pool Safety, Slidi This door and window alarm is specifically designed for home security, providing prompt alerts for door and window openiSanJie SanJie Door Window Alarm Sensors for Kids Safety/Home Security,Entry Alert when Door Opens 0-120 dB Volume Ajustable wit Magnetically triggered - alarm sounds when window or interior door is opened by kids elder & dementia patients,Prevent aLancoon Lancoon Door Window Open Alarm, Wireless Remote Control Magnetic Sensor Chime Anti Theft Home Security DIY Protection fo 🏠 Super Loud Alarm: Alarms can be mounted on all kinds of doors and windows. Once triggered, 105dB alarm will effectiveGiragaer Wireless Pool Thermometer Floating IBS-P01R Easy Read Remote Pool Thermometer Temperature Meter for Outdoor Indoor Swimm Wireless Pool ThermometerAPPcircle MAU* Mining Pool Alarm Monitor Individual configuration of alarm valuesYoLink YoLink LoRa Smart Water Level Monitoring Sensor, Wireless Battery-Powered Float Switch Alarm, Sump Pump Alarm, AC Conden MANY APPLICATIONS! Sump pump alarm, AC condensate pan overflow alarm, runaway toilet/jammed flapper, internal toilet leaHTZSAFE Driveway Alarm System- HTZSAFE 1/2Mile Solar Driveway Alarm System- Up to 70FT Wide Sensor Range- Fully Weatherproof Out SOLAR POWERED NO NEED REPLACE BATTERIES - The solar wireless driveway alarm system includes the solar powered driveway sGeneric 3 Refrigerator Door Alarm | Apartment Security,for Kids Patients Safety Wireless Security Alarms Keep Your Home, Pool, C ⇆【Four Modes】There are four modes of this Security Alarm, which can be set according to where you want to place them. YoECOWITT ECOWITT WN34CL Digital Pool Thermometer with LCD Display, Waterproof Water Temperature Sensor, Easy to Mount, 10ft Cable Waterproof and LCD Display: Water proof thermometer probe sensor with LCD display so that you can view temperature dataHTZSAFE Driveway Alarm- HTZSAFE 1/2Mile Solar Driveway Alarm System- Up to 70FT Wide Sensor Range- Fully Weatherproof Outdoor Mo SOLAR WIRELESS ALARMS- The outdoor weather resistant solar motion sensor is powered by built-in rechargeable battery, anInkbird INKBIRD Bluetooth Pool Thermometer Floating IBS-P01B Easy Read Remote Pool Thermometer Temperature Meter for Outdoor Ind 【164 Feet Bluetooth Range】 This Inkbird pool thermometer features a Bluetooth function to pair with your phone for remotLIFEBUOY 2 PCS Replacement Cone for Lifebuoy Pool Safety Alarm - Accessory for Smart Pool Alarm for Kids - Part for Pool Sensor A ECOWITT Ecowitt WH0298 Wireless Pool Thermometer with LCD Display Console, Floating Easy Read Pool Thermometer for Swimming Pool 💧🌡️ WH0298 Wireless Pool Thermometer Kit includes WN36 wireless pool thermometer sensor and LCD display console. WH029LIFEBUOY 2 PCS Pool Unit's Attachment Kit for Lifebuoy Pool Safety Alarm, Seasonal Encore Your Floating Device to Poolside, Safet REFENG REFENG WiFi Digital Water Quality Tester, Wall Mounted 6 in 1 Water Analyzer, PH/EC/TDS/Salt/S.G/Temperature APP Remote 💖 Water quality analyzer can be used to distinguish between drinking water and non-drinking water, and can test the watDomary Domary WiFi Digital Water Quality Tester Wall Mounted 6 in 1 Water Analyzer PH/EC/TDS/Salt/S.G/Temperature APP Remote Mo 6 in 1 Multifunction Tester: PH/ EC/ TDS/ SALT/ S.G/ Temperature, short press the MODE button for easy switching. TemperXUMIUZIY Wireless Vibration Alarm, Door/ Open Alarms, 120dB High Tone Alarm Sound, Home Security Sensor, Anti-Theft Alarm for Hom 120DB ALARM SOUND: Wireless door alarm will sound a high pitched alarm up to 120dB upon detecting a vibration, scaring aGeneric Flood Leakage Detector - Sink Overflow Monitoring | 120DB Adjustable Leak Drip Monitoring Alert for Floor Flooding in Ba Proactive Protection Notification: Once it detects moisture or dampness, a loud 120 dB warning signal will promptly remiBUNIQ 3 Wireless Door Alarm - Door Burglar Alarm System,for Kids Patients Safety Wireless Security Alarms Keep Your Home, Pool ↶【4 in 1 Mode 】1. General: When the door is closed, it will stop; 2. Continuous: It will continue to alarm, even if youKuehssn Kuehssn Outdoor Wall Clock | Porch Decor Alarm - Silent Round Decorative Wall Clock with Hygrometer for Bathroom, Deck, Water-resistant Design: This outdoor clock features a waterproof design that can withstand rain and moisture, a sturdy fGeneric 2 Pack Wireless Home Alarm with 4 Remote Control 105db, PIR Motion Sensor Anti-Theft House Security, for Driveway Shed G WIDE RANGE OF USES - Motion detection is an essential part of any home security solution. The sensors in this system useYEETFTC YEETFTC 2Pack LED Light RC Boat Remote Control Pool Water Toys for Kids Ages 8-12 Adults Lakes Bathtub Toy with Whole Bo Eye-Catching Lights: The vibrant and multi-color LED lights will bring you dazzling night-time play. Besides, the lightGeneric Water Pipe Leakage Monitor, Underground Water Pipe Leakage Detector, 70Ddb Powerful Sensitivity 20000X Sound Amplificati Powerful Sensitivity: ‑70Ddb probe head sensitivity allows users to detect tiny leakages in wall in a timely and accuratGeneric Baby Bath Tub Temperature Monitor Hot Cold,Water Proof Digital Water Temperature Gauge | Safety Cute Bathtub Pool, Bath Great Temperature Reading: Featuring a high-precision sensor to measure water temperature quickly and accurately, ensuri13% Off Slaige Actpe Motion Sensor Doorbell for Business Store Entry Alert Welcome Buzzer Monitor Alarm, Outdoor Door Chime Kit for Hom ✨【Easy, Fast, Wire Free Installation】 Infrared sensor detects motion and sends a signal to the receiver. Chose from 36 RActpe Motion Sensor Doorbell for Business Store Entry Alert Welcome Buzzer Monitor Alarm, Outdoor Door Chime Kit for Home - LE ✨【Easy, Fast, Wire Free Installation】 Infrared sensor detects motion and sends a signal to the receiver. Chose from 36 RHTZSAFE Extra Solar Wireless Outdoor Weatherproof Motion Sensor/Detector for HTZSAFE Alarms-1/4 Mile Wireless Transmission Range NOTE PLEASE-It is the extra solar wireless motion sensor which is compatible with HTZSAFE wireless alarm system; the senDaytech DAYTECH Door Alarm Sensor Window Alerts for Home Security 120dB Door Open Alarm with Low Battery Alert for Kids Safety D Door Alarms When Opened: DAYTECH Door alarm sensor can detect the opening/closing of doors and windows, guarding securit15% Off Pyle Pyle Portable Compact PA Megaphone Speaker w/LED Flashlight, Alarm Siren, Adjustable Volume, 50W Handheld Lightweight Bu POWERFUL VOICE AMPLIFIER: Talk through the coiled-cord handheld microphone and be heard loud & clear with the Pyle 50W BGeneric Temperature Monitor - Bath Thermometer | Room Thermometer Monitor Baby | Baby Bath Temperature | Waterproof Safety Digit Accurate Temperature Measurement: Thermometer Hygrometer Our baby bath temperature monitor comes with a high-precision sRanxinyuan RANXINYUAN Barking Dog Motion Sensor-Pir Human Body Dog Barking Alarm Realistic Wireless Loud 1000Ft Door Chimes Home Se 【DOG Barking 6 Realistic Sounds】-Extra sound:1x Generally Alarm;1x Ding Dong;1x Welcome;2x Melody (Barking dog sounds moGeneric Outdoor Wall Clock | Porch Decor Alarm - Outdoor Waterproof Wall Clocks with Hygrometer for Living Room, Patio, Pool, Po Water-resistant Design: This outdoor clock features a waterproof design that can withstand rain and moisture, a sturdy fyuksok yuksok Poolside Cup Holder Hanging Drink Holder Sturdy Pool Accessories Portable Pool Storage Basket for SPA Hot Tub 【Sturdy Construction】: Made from quality PP, this storage basket is designed to withstand outdoor conditions and providePlyisty Door Alarm Sensor, up to 108 DB Home Security System DIY Kit, Multiple Alarm Modes, Anti Theft Door Magnetic Sensor for [HIGH SENSITIVITY] - The magnetic door open sensor detects your door or window, promptly alerting you when it is opened.DEERC DEERC H120 RC Boat Remote Control Boats for Pools and Lakes,20+ mph 2.4 GHz Fast Racing Boats for Kids and Adults with 2 High-speed Remote Control Boat: DEERC H120 RC boat for adults and kids races across the water up to 20 mph. This high-spDEERC DEERC Brushless RC Boat, 30+ mph Fast Remote Control Boats with Never Capsize&Low Battery Alarm Function, 2.4GHz Racing Upgraded Brushless RC Boat: The 30+mph high-speed remote control boat is equipped with a super powerful 2212 Brushless MINOOMP 2pcs Simulation Fire Extinguisher Water for Outdoor Fun Lightweight Portable Squirters for Summer Play for Pool Parties Simulation extinguisher :this fire extinguisher water squirter is the perfect accessory who fancies,waterStorey Publishing Poolscaping: Gardening and Landscaping Around Your Swimming Pool and Spa Used Book in Good ConditionNQEUEPN Auto Float Valve, 1/2" 3/4" Thread Stainless Steel Water Level Control Float Valve No Electricity Required Automatic Wat Package Include: We provide 1/2 inch/1.3cm, 3/4 inch/2cm straight and elbow males to meet the needs of different scenariGoldprice Goldprice High Speed RC Racing Boat - 20+MPH Fast Remote Control for Kids & Adults - 2.4GHz Rechargeable Battery, Low-Ba 【𝐂𝐡𝐢𝐜 𝐀𝐩𝐩𝐞𝐚𝐫𝐚𝐧𝐜𝐞】Adopted 390 strong magneto drive system, 30 km/h high speed makes you the fastest racer aGeneric Pilot And Crew Alert Keychain, Safety Backpack Pendant, Warning Sound Simulator With LED Light, ABS+electronic Component Versatile Use: Perfect for round pools, hot tubs, inflatable pools, and garden ponds, offering reliable protection againDEERC DEERC RC Spider Boat with LED Light for Kids, 2.4Ghz Full Proportional Remote Control Boat for Pools and Lakes, 80 Min R 【Shark Doodle RC Boat, Design To Amaze】Dynamic shark graffiti on this boat would surely make it the favorite for kids. SReland Sun Stainless Steel Float Switch for Water Pump Tank swim pool garden pond Liquid Water Level Sensor (316 120 Celsius) Stainless Steel Float Switch for Water Pump Tank swim pool garden pond Liquid Water Level SensorReland Sun Stainless Steel Float Switch for Water Pump Tank swim pool garden pond Liquid Water Level Sensor (316 60 Celsius) Stainless Steel Float Switch for Water Pump Tank swim pool garden pond Liquid Water Level SensorReland Sun Stainless Steel Float Switch for Water Pump Tank swim pool garden pond Liquid Water Level Sensor (316 200 Celsius) Stainless Steel Float Switch for Water Pump Tank swim pool garden pond Liquid Water Level SensorReland Sun Stainless Steel Float Switch for Water Pump Tank swim pool garden pond Liquid Water Level Sensor (304 60 Celsius) Stainless Steel Float Switch for Water Pump Tank swim pool garden pond Liquid Water Level SensorReland Sun Stainless Steel Float Switch for Water Pump Tank swim pool garden pond Liquid Water Level Sensor (304 120 Celsius) Stainless Steel Float Switch for Water Pump Tank swim pool garden pond Liquid Water Level Sensor