Advertising Disclosure
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 Autools 
TFC2700L Digital Display Frequency Meter, High Precision Frequency Tester High Resolution Frequency Counter 10HZ-2.7GHZ Cycle cumulative measurement.Best Value Autools 
220V High Precision Multi-Function Digital Frequency Meter 1GHZ 8-Bit LED Dual Channel Crystal Oscillator Frequency Coun 1.Novel style, lightweight.Gbtdoface 
Gbtdoface Frequency Meter,Frequency Counter,1Hz-50MHz Crystal Oscillator 5-digit Display Frequency Counter Tester, 11207 【Wide Frequency Range】This frequency counter has a wide range of frequencies from 1Hz to 50MHz, making it suitable for vFxvhojq 
Infrared Frequency Tester,Portable Key Fob Signal Tester,100MHZ to 1GHZ Remote Key Frequency Tester,Remote Control Frequ ✨【100MHZ to 1GHZ Frequency Range】The effective test range of this remote key frequency scanner is within 5cm, the closerSUZLAZYR 
SUZLAZYR TFC-2700L Multi-Functional High Precision Frequency Meter 8 LED Display Instrument 10HZ-2.7GHZ High Resolution High Precision Frequency Measurement:Achieve accurate frequency readings with ±3*10-9s stability across 10Hz-2.7GHz rangxelea 
xelea Frequency Meter,10MHz Frequency Meter DIY Kit Frequency Counter AVR Frequency with Shell Counter 0.000 001Hz Resol Measurable signal amplitude up to 30V.SagaSave 
PLJ-8LED-H Frequency Counter, 0.1MHz-1000MHz Signal Frequency Counter Detector, Digital Frequency Measurement Module for [Material]: The frequency counter is made of high quality electronic component, compact structure, stable performance anGorise Gorise Frequency Counter LCD Display Powered by 9V SMA Jacks (Female) Input Frequency Tester for Tester Module Frequency counter,Powered by 9V battery (not included), low power consumption, easy to use.Risegun DIY Frequency Counter Kit, 0.45Hz-10MHz Frequency Meter, Frequency Counter, Digital VR Frequency Meter, Measurement Maki 【Frequency meter DIY kit】The measurable frequency range of Digital Frequency Meter is 0.45 Hz-10 MHz with a resolution opedkit High Precision Digital DDS Dual-channel Function Signal Source Generator Arbitrary Waveform/Pulse Frequency Meter 12Bits ☑ Using DDS direct digital synthesis technology to generate precise, stable, low distortion output signal.Byttlerom Byttlerom FG-200 DDS Function Signal Generator Frequency Counter 0.01Hz -500KHz Signal Source Module Sine+Square+Sawtoot 2. Power supply: DC4-9V, DC5V is recommended when using adapter, 3.7V lithium battery is recommended when using batteryJimdary 0-30 Mhz Sine Signal Generator, 2.4 In Tft Color LCD DDS Digital Arbitrary Waveform Generator Frequency Meter Signal Gen The display interface adopts 2.4-inch TFT color LCD, which makes the operation more intuitive and convenient.gernie EMF Meter, Diverse Detection Capabilities, Electromagnetic Field Radiation Detector, High Accuracy, Portable, Easy to Us HIGH ACCURACY: This detector is designed to provide accurate measurements of electromagnetic radiation levels. Users canGeneric GPSDO 10MHz Frequency Reference Source, Rubidium Atomic Clock with OCXO, GPS Disciplined Oscillator Signal Generator GPS-Disciplined OCXO TechnologyFolanda DDS Functional Signal Generator, Sine, Triangle, Square, Sawtooth Waveform Function Generator Frequency Meter, 1HZ to 50 Gugxiom Gugxiom FG 100 DDS Function Generator, DDS Counter, Sine Frequency 1HZ‑500KHz, Counter Source Generator Meter, Used for MAIN FUNCTIONS: The DDS Function Generator works with oscilloscopes for testing and debugging electronic circuits, testiLAPOOH LAPOOH FG-200 DDS Function Signal Generator Frequency Counter 0.01Hz - 500KHz Signal Source Module Sine+Square+Sawtooth Compact size, complete functions, simple operation, easy to carry. It can be powered by a power adapter or a 3.7V lithiuKeuwlsoft Audio Frequency Counter Displays count and frequency or time periodSagaSave Frequency Meter Kit, 1Hz-50MHz DIY Crystal Oscillator Tester Frequency Measuring Meter with Shell, Digital Frequency Cou [Material]: The frequency counter kit is made of high quality electronic component, compact structure, stable performanc10% Off Bewinner Generator, 7.83Hz USB Rechargeable 0.01‑100000Hz Ultra Low Frequency Generator Pure Sine for Relaxing Multiple Waveforms: This generator provides multiple waveforms including sinusoidal, square , and inverted square , alloIsMwav IsMwav FG-200 DDS Function Signal Generator Frequency Counter 0.01Hz -500KHz Signal Source Module Sine+Square+Sawtooth W I.The main technical parameters:Zopsc Frequency Counter Meter, Portable Handheld Radio Frequency Testing, 50MHz-2.4GHz with Antenna, for DCS, CTCSS Testing [Wide Measuring Range]: Powered by a 9V battery, this meter has a measuring range of 50MHz-2.4GHz for versatile frequencMOOKEENONE 1 x Frequency Counter + Power Supply Cable, Handheld Frequency Detector Tester Counter for Auto Car Key Remote Control C It is a frequency tester of remote control, which can test the frequency of remote control exactly and show out clearly.Snblzhef Snblzhef Custom Frequency Generator V2, 7.83Hz SchumannWave Resonance Generator 0.01Hz~200000Hz Adjustable Sine Wave Res Tap Into The Earth'S Natural Frequency To Improve Your Sleep Quality. The 7.83Hz Wave Promotes Relaxation, Reduces StresICLIPE ICLIPE Car Keys Infrared Frequency Tester 100M-1GHZ 4-bit Digital Electronic Infrared Frequence Counter Test Instrument Premium Material: The housing is made of solid plastics material, fallproof, wear resistant, and with nice durability.Mellisso Mellisso FG200 DDS Function Signal Generator Frequency Counter 0.01Hz - 500KHz Signal Source Module Sine+Square+Sawtooth 2. Power supply: DC4-9V, DC5V is recommended when using adapter, 3.7V lithium battery is recommended when using batteryLyntamy Lyntamy Diy High Accuracy and Sensitivity 1-500 Mhz Frequency Meter Counter Module Hz Tester Measurement Module Lcd Disp Display: 38 * 16mm LCD Display, low-power consumption.XTevu XTevu GY560 Portable Frequency Counter - 50Mhz to 2.4Ghz Radio Frequency Measuring Tool - For Automotive, Boating, Two-W Designed for Counting Continuous Wave Signal: The frequency counter is specifically designed to count continuous wave siGOWE GOWE Multifunction Frequency Counter/Meter(AC 220V) General description ; Three ranges can measure input frequency from 1 Hz~1000 MHz bandwidth, The inner temperature-offseGeneric Frequency Counter Professional Cymometer Remote Control Portable Frequency Meter Scanner Wavemeter ABS: The frequency counter is made of ABS, durable and wear-resistantZopsc 1HZ‑500KHz DDS Functional Signal Generator, Sine Triangle Square Sawtooth Waveform Function Generators, DDS Functional S SMALL AND CONVENIENT: DDS functional generator is compact and light weight, full featured, simple to operate and easy toperfk Perfk DIY Frequency Tester Frequency Counter 1-50 MHz Compact Easy Assembly Cymometer Measurement Tester Module DIY Set Automatic Range Switching and Programmable Settings: The device features automatic range conversion, eliminating the neeMEIJUN RAYWE DIY Frequency Tester Crystal Counter Meter Oscillator Tester with Transparent Case 1Hz~50MHz 🔔[LED display to show the data clearly.Peakloong Peakloong Custom Frequency Generator V2, 7.83Hz SchumannWave Resonance Generator 0.01Hz~200000Hz Adjustable Sine Wave Re Tap Into The Earth'S Natural Frequency To Improve Your Sleep Quality. The 7.83Hz Wave Promotes Relaxation, Reduces StresSnblzhef Snblzhef Custom Frequency Generator V2, 7.83Hz SchumannWave Resonance Generator 0.01Hz~200000Hz Adjustable Sine Wave Res Tap Into The Earth'S Natural Frequency To Improve Your Sleep Quality. The 7.83Hz Wave Promotes Relaxation, Reduces StresLATNEX PM-120W Digital VHF UHF 125-525Mhz Power SWR Meter and Frequency Counter - HF RF Meter HAM Two-Way Radio SO239 Connector VSWR with SO239 connector. Forward and reflected power direct digital readout, without any calibration. NOTE: NOT compatReland Sun Reland Sun 1Hz-50MHz Digital LED Crystal Oscillator Tester Frequency Counter Meter RF Electronic DIY Kits Tools PCB Boar This is used to measure the oscillation frequency of the crystalTENOL TENOL DIY Frequency Tester Frequency Counter Meter 1-50 MHz Programmable Crystal Oscillator Tester High Accuracy DIY Kit Automatic Range Switching and Programmable Settings: The device features automatic range conversion, eliminating the neeAmagogo Amagogo DIY Frequency Tester LED DIY Kit 1-50 MHz High Accuracy Module Frequency Counter Meter Easy Assembly : The DIY kit is easy to assembly, DIY Frequency Tester supports a wide power supply range via USB or exteAswalling Aswalling Frequency Meter,10MHz Frequency Meter DIY Kit Frequency Counter AVR Frequency with Shell Counter 0.000 001Hz R Automatic conversion without manual switching. 7-bit resolution.TENOL TENOL DIY Frequency Tester Frequency Counter Meter 1-50 MHz Programmable Crystal Oscillator Tester High Accuracy DIY Kit Automatic Range Switching and Programmable Settings: The device features automatic range conversion, eliminating the neeOshhni Oshhni DIY Frequency Tester DIY Set 1-50 MHz Easy Assembly High Precision Cymometer Tester Module Programmable Frequency Precision: It can measure signal frequencies up to 30V with a five-digit precision resolution, ensuring accurate readingAnteenna Anteenna TW-999BNC BNC Male Handheld Antenna Scanner Antenna (20-1300MHz) With BNC Male connector for Scanner Radio and Anteenna Tw 999Bnc Bnc Male Handheld Antenna Scanner AntennaAnteenna Anteenna TW-777BNC BNC Male Handheld Antenna Scanner Antenna (20-1300MHz) With BNC Male connector for Scanner Radio and Versatile Frequency Range: Covers 20 to 1300 MHz for wide-ranging useDIGITEN DIGITEN LCD Digital 0-99999 Counter 5 Digit Plus UP Gauge + Proximity Switch Sensor with Magnetic 5 Digits LCD accurate digital counter, Come with proximity switch and magnetic.BBZY 10MHz Frequency Meter DIY Kit Frequency Counter AVR Frequency with Shell Counter Cymometer Frequency Measurement 0.000 0 👍Measurable signal amplitude up to 30V.Generic 10MHz Frequency Meter DIY Kit Frequency Counter Frequency with Shell Counter Cymometer Frequency Measurement 0.000 001Hz 🎄Measurable signal amplitude up to 30V.intendvision Digital Multimeter NCV Auto-Ranging 9999 Counts TRMS 1000V 10A Tester Frequency Counter Voltmeter/Ohmmeter/Capacitance/T 【SMART DIGITAL MULTIMETER】Smart(AUTO) Measurement: this measurement mode is default when power on. In this mode, DC/AC vGQ GQ GMC-320S Geiger Counter Radiation Detector Digital Nuclear Radiation Dosimeter with Automatic Data Recording and USB The GQ electronics LLC, USA, has designed the GQ gmc-320S digital Geiger counter to provide a higher level of sensitivitLrocaoai TLV3501 Single High Speed Comparator Frequency Meter Front Shaping Module DC 2.7-5V Frequency Counter SMA 3.Rail-to-rail output :can directly a CMOS or TTL logic.WANSUPYIN 2023 Portable 1HZ-500KHZ DDS Function Signal Generator Source Module Frequency Counter with USB to DC Power Cord 1. Small size, complete functions, simple operation and easy to carry.Aumerage Aumerage Automatic Money Counter Machine with UV Detection, High-Speed Banknote Counter for AUD, Digital Display Bill Co High-Speed Money Counting Machine: Efficiently counts large stacks of bills at high speed, saving time and effort for caMOOKEENONE 1 * High Accuracy Frequency Counter, 1~500MHz Frequency Counter Tester Digital LCD Display Measurement with SMA Jack Fem Higher reliability and durable quality.YUENTOEN YUENTOEN Finger Tally Counter Clicker, Digital Tally Counter Ring with 0.49in Screen, APP Support, Prayer Reminders, Eas Support APP: Built in 5.1, this can quickly connect to the for iQibla application, obtain accurate for Qibla direction,TOPTIE TOPTIE 2PCS Hand Tally Counters, 4 Digital ABS Click Counter for Sport Stadium Coach and Other Event-Pink HIGH QUALITY MATERIAL: Price is for 2 PCS TOPTIE tally counters. Made of high quality ABS plastic. They are sturdy and dReland Sun Red 0.1 to 60MHz 20MHz to 2400MHZ 2.4GHz Signal Frequency Counter with LED Display Digital Cymometer Meter Tester Red 0.1 to 60MHz 20MHz to 2400MHZ 2.4GHz Signal Frequency Counter with LED display Digital Cymometer Meter TesterN\D DIY 1~500MHz Frequency Counter Tester Digital LCD Display Measurement with SMA Jack Female for Ham Radio Higher reliability and durable quality.LAPOOH LAPOOH DIY Frequency Tester Crystal Counter Meter Oscillator Tester with Transparent Case 1Hz~50MHz Can measure the oscillation frequency of most commonly used crystals.ASHATA Digital AC Voltmeter Panel Mounting Meter, Digital Voltmeter Ammeter Panel, Voltage Amperage Tester with LCD Display, DC CLEAR AND INTUITIVE DISPLAY: Voltage frequency tester uses a 0.56in LED font size to display the distribution of data inSG Store SG Store 1 Set Transparent Acrylic Protective Case for PLJ-8LED-H Frequency Counter Module 0.1MHz–1000MHz Display Designed for PLJ-8LED-H Module Tailored to fit the PLJ-8LED-H frequency counter, ensuring proper alignment with the dispYarra Supply Yarra Supply Automatic Money Counter with UV, Bill Counter, Australia Banknote Counter, High Speed Bill Counting Machine 💵Digital Display: This dollar counter machine comes with a digital display convenient for you to accurately see the totMOUDOAUER Durable DIY 1~500MHz Frequency Counter Tester Digital LCD Display Measurement with SMA Jack Female for Ham Radio Accesso Higher reliability and durable quality.HIKOAN HIKOAN DIY Frequency Tester Crystal Counter Meter Oscillator Tester with Transparent Case 1Hz~50MHz LED display to show the data clearly.DAGIJIRD 9V/30mA High Accuracy RF Frequency Counter 0802 LCD Display Hertz Tester Module for Ham Radio Higher reliability and durable quality.YUENTOEN YUENTOEN Finger Tally Counter Clicker, Digital Tally Counter Ring with 0.49in Screen, APP Support, Prayer Reminders, Eas Vibration Reminder: This electronic counter has integrated CNC button that allows for easy tracking of daily steps and cDS. DISTINCTIVE STYLE DS. DISTINCTIVE STYLE Handheld Tally Counter 1.8" Metal Mechanical Clicker Counter Manual Digit People Counters Clickers Are you looking for something to keep you on track?This pitch counter is just what you need.NATEFEMIN 1-500 MHz 9V/30mA High Accuracy RF Frequency Counter 0802 LCD Display Hertz Tester Module for Ham Radio Accessory Higher reliability and durable quality.NEETUE Colors Handheld Tally Counter Clicker, 12 Pcs 4 Digital Number Click Counter for People, Sport Row, Knitting, Coaching, 【Premium Material】: The click counter is made of premium ABS material, which is strong and durable. Compared with the meByttlerom Byttlerom Crystal Oscillator Frequency Counter Tester 5 Digits High Precision Digital Frequency Meter Module DIY Kits Mo This is a frequency meter based on PIC microcontroller, with crystal oscillator measurement function and programmable plYUENTOEN YUENTOEN Finger Tally Counter Clicker, Digital Tally Counter Ring with 0.49in Screen, APP Support, Prayer Reminders, Eas USB Charging: The ring is equipped with a high capacity 40mAh battery, which can be used normally for 3 days, and the USKEWAYO KEWAYO Smart Ring Counter, Smart Tasbih Zikr Ring 22mm, Smart Ring Counter, Muslim Prayer, OLED Display, Tasbih Counter, Portable and lightweight: the electronic counter finger has a compact size and light weight, comfortable to wear and canReland Sun Reland Sun PLJ-8LED-H RF Signal Frequency Counter Cymometer Tester Module 0.1~1000MHz (Green) 2.4 GHz frequency meter.Reland Sun Reland Sun PLJ-8LED-H RF Signal Frequency Counter Cymometer Tester Module 0.1~1000MHz (Red) 2.4 GHz frequency meter.intendvision Money Counter Australian Note Bill Counting Machine AUD Cash Counter with Value Count, Add/Batch Modes, 3 Screens, LCD D 【Total Value Calculating Mode】This money counting machine can calculate the total value of SINGLE SELECTED DENOMINATION.Simlug DDS Function Generator, 1HZ‑500KHz Function Generator, Sine Frequency Produce for Oscilloscope Attenuators Have a filter (can be turn on/off ) to suit the output of sine and pulse wave.YUENTOEN YUENTOEN Finger Tally Counter Clicker, Digital Tally Counter Ring with 0.49in Screen, APP Support, Prayer Reminders, Eas Support APP: Built in 5.1, this can quickly connect to the for iQibla application, obtain accurate for Qibla direction,KEWAYO KEWAYO 22mm Smart Ring Counter, Smart Tasbih Zikr Ring, Smart Ring Counter, Muslim Prayer, OLED Display, Tasbih Counter, Portable and lightweight: the electronic counter finger has a compact size and light weight, comfortable to wear and canYUENTOEN YUENTOEN Finger Tally Counter Clicker, Digital Tally Counter Ring with 0.49in Screen, APP Support, Prayer Reminders, Eas USB Charging: The ring is equipped with a high capacity 40mAh battery, which can be used normally for 3 days, and the USYsyaxsyt Ysyaxsyt FM783 for Wave Generator Sound Improving Low Frequency Pulse Intelligentize Generators Waveform, frequency, and power can be set according to your needs (fixed by default).WELANE WELANE Handheld Counter, 2 PCS Silver Metal Four Digit Counter for Lap, Sport, Coach, School, Event Counting (4 x 5 x 5c 【Premium Material】These digital handheld tally counters are made of high quality metal, ensuring durability and long-lasICON Group International, Inc. The 2025-2030 World Outlook for Frequency Counters YUENTOEN YUENTOEN Finger Tally Counter Clicker, Digital Tally Counter Ring with 0.49in Screen, APP Support, Prayer Reminders, Eas Clear Display: This counter adopts 0.49in organic light emitting diode display screen with 64x32 resolution, can displayZima Dental Zima Dental Pod | Ultrasonic Retainer Cleaner Machine | Aligner, Nightguard, Mouth Guard, Denture Cleaner (Arctic White) ADVANCED ULTRASONIC TECHNOLOGY: This sonic cleaner uses high-frequency 42,000 hz ultrasonic waves to scrub away stains aGeneric Automatic Money Counter Counterfeit Bill Detector, Australia Banknote Value Counter High Speed Bill Cash Counter with Di 💵Accurate Counting: The Australia Banknote Counter is designed to provide precise and reliable counting of Australian bICON Group International, Inc. The 2023-2028 World Outlook for Frequency Counters ICON Group International, Inc. The 2023 Report on Frequency Counters: World Market Segmentation by City HiLetgo HiLetgo LTC4150 Coulomb Counter Violence Battery Charge Current Detection Sensor Current Detection Module LTC4150 Coulomb Counter Current Detection Sensor; Odometers are extremely useful for carsKEWAYO KEWAYO 18mm Smart Ring Counter, Smart Tasbih Zikr Ring, Smart Ring Counter, Muslim Prayer, OLED Display, Tasbih Counter, Portable and lightweight: the electronic counter finger has a compact size and light weight, comfortable to wear and canTodiys Todiys New 20Pcs for CD4017 CD4017B HCF4017BE HEF4017BP TC4017BP DIP-16 CMOS Decade Counter with 10 Decoded Outputs IC C Item Condition: Brand NewGeneric Digital Finger Counter Handheld Counter Clicker Pitch Counter for Accurate Tracking When Training, Knitting, Fishing, an Portable and Lightweight: The electronic finger is compact in size and light in weight, comfortable to wear and can be uintendvision Intendvision Bank Grade Money Counter Machine, AUD/USD Multi-Currency Mixed Denomination, Value Counting, Serial Number, 【Money Counter Machine with Advanced 2 CIS Tech】Equipped with 2 of 200DPI Contact Image Sensors, scan and detect each siKeuwlsoft Gyroscope Counter Adjust measurement speed to one of 12 frequencies between 0.5 Hz and 2 kHz.Keuwlsoft Magnetic Field Counter Detect on rising or falling past the detection level.Keuwlsoft Accelerometer Counter Detect on rising or falling past the detection level.BiblioScholar High Power Radio Frequency Weapons: A Potential Counter to U.S. Stealth and Cruise Missile Technology Used Book in Good ConditionCryfokt Flexible Thin Film Pressure Sensor, 2pcs Force Sensitive Resistor, 20g to 2kg, Speed, for Bed Monitoring, Sleep Monitori Ultra-Thin & Responsive: The RP-C Pressure Sensor is a cutting-edge force sensitive resistor that offers rapid responseIndependently published AI Enabled Stealth Radar, Lidar, Laser, Air Sonar, Detection Sensor Suite Fusion Frameworks: Enhanced Military Technolog Generic Primsal Cake Display Fridge, Counter Top Cake Display Fridge, Counter Top Refridgerated Cabinet 160L Capacity: 160L Capacity: 160L TDA: 1.09 m²YARONGTECH YARONGTECH MIFARE Ultralight EV1 NXP Contactless Blank Plastic Key Card -10pcs MIFARE Ultralight EV1 NXP CardBrilluxa Brilluxa Control Board, DC24V PLC Logic Module with 8 Input 6 Output, Programmable RS485 Industrial Controller Unit OUTSTANDING PERFORMANCE: Offering stable and reliable operation, this PLC industrial control board is compact and consis