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5 Set 3V 1 Channel Relay Power Switch Board, High Level Driver Optocoupler Module Isolated Drive Control Board for ESP82 You will recevie 5Pcs 3v Relay 1 Channel power switch module compatible with 10A 250VAC and 10A 30VDC load.5pcs * 2.5 mmYINETTECH 
YINETTECH 2Pcs XH-M131 Photosensitive Resistor Module 12V Light Control Module Light Control Switch Photoresistor Relay Main Parameter: The module Operating voltage: 12V. Output type: Output switch. Control capacity: maximum 10A. Load capacBest Value Domary 
Domary Mini WiFi Switch Module 16A Wi-Fi Intelligent Relay Light Switch APP Remote Control Voice Control DIY Breaker Mod 2 Types for Option: We provide you with wifi, you can choose according to practical needs. A wireless gateway is requireECSiNG 
ECSiNG 2Pcs 1 Channel 12V Relay Module with Optocoupler Isolation Expanding Board Support Low-Level Trigger Or High-Leve Our relays have a fault-tolerant design, even if the control line is broken, the relay will not operate, making it saferDaXuTech 
Wireless Remote Switch,Smart Home 433Mhz DC 12V 1CH Wireless Remote Switch Relay Receiver Transmitter Universal Remote C 💡-Very convenient to use, simple wiring diagram connection way.21% Off meross 
meross Wi-Fi Relay WLAN Switch, Relay Module for Smart Home DIY, Compatible with Apple HomeKit, Alexa and Hey Google, Su Smart Relay: meross relay module fits into any standard electrical box and can be surface-mounted/flush-mounted. UpgradeGugxiom 
Gugxiom 8 Channel Relay Module ESP32-WROOM-32E WiFi Relay Module, DC5-30V Remote Control Relay Module, Programmable ESP3 Enhanced ESP32-WROOM-32E: Experience the power of the 8 Channel Relay Module integrated with the high-capacity 4M Byte FDIGISHUO DIGISHUO 2pcs 5V 1 Channel Relay Module Relay Switch with OPTO Isolation High Low Level Trigger (2Pcs 5V 1 Channel Relay The module uses genuine quality relay, normally open interfacesUanTii UanTii Tuya WiFi Switch Breaker Smart Relay Switch Module 2 Way Control Light Switch Module Mini Smart Breaker Smart Lif [ APP Control，No Hub Required ] The light switch module can be controlled via smart life&Tuya Smart APP on your Phone/TaBesomi Electronics Besomi Electronics 2-Channel 5V Relay Module, High-Current Control Board with Optocoupler Isolation, Ideal for Arduino, Dual-Channel Control: Manage two independent devices with this versatile relay module, perfect for small-scale projectsJectse SSR-10 DD Solid State Relay,Single-Phase 10A 5-220VDC Solid State Relay Module AC-AC for Industrial Automation Process，C No switching spark, high switching speed, no noiseSING F LTD SING F LTD 1pcs ESP8266 ESP-01S 5V WiFi Relay Module for Smart Home Remote Control Switch Based on ESP-01S WIFI module.MURANCLOUD DC 12V Universal Wireless Remote Control Switch 433Mhz 2CH 10A Relay Receiver Module with 2 Channel Remote Transmitter D Working Voltage: DC12 V; Max load current: 40 A; Working frequency: 433 Mhz15% Off FoxAlien FoxAlien Relay Module Relay Switch for CNC Router Machines, Routers and Dust Collector Connecting (AU Plug) 【Exclusive Design for CNC】This relay module is exclusively designed for FoxAlien CNC machine and add-on parts controllinMHCOZY MHCOZY 4 Channel Smart WiFi RF Bluetooth Wireless Dry Contact Relay Switch Module,Phone app Remote Control,Compatible wi Bluetooth WIFI Gate opener Relay,Smart life tuya app wifi remote& 433Mhz RF&Bluetooth remote 4 Channel Smart Relay.EasyReland Sun ESP-8266 ESP-01 ESP01S 5V Relay Module Home Control Board (Module-ESP01S) ESP8266 ESP-01 ESP-01S 5V Relay Module Home Control BoardMHCOZY MHCOZY Updated WiFi Wireless Smart Switch Inching Self-Locking Relay Module,Set Inching Time from 0.5 Second to 1 Hour,b Input/Output,input USB 5V or AC 85-250V ewelink APP wifi dry contact relay/passive output,without voltage at output contSING F LTD SING F LTD 2PCS Timer Relay 1 Way Relay Module 6.27x3.8x1.9cm Programmable Delay Relay Module for Smart Home Controller Versatile Voltage Range: Operates between DC 6V to 30V, drawing minimal working current of 50mA and a static current of27% Off WMGS 4 Channel WiFi Momentary Inching Relay Self-Lock Switch Module,DIY WiFi Garage Door Controller (5-32V) Voice Control,works with Alexa Google Home Nest IFTTT, Link "eWeLink Smart Home Fan" capability. You can request AmazonGeneric 4 Channel DC 12V Relay Module with Optocoupler Isolation Relay Control Board Maximum 250V 10A and DC30V 10A.VGOL VGOL 2pcs DC5-36V Multi Function Delay Relay Module Dual MOS Trigger Digital LED Relay Board Cycle Delay Switch Timer De Trigger signal source: High-level trigger (DC 3.0V-24V). The signal ground is not shared with the system ground, and thefasient DC Input 3-32V SSR-100DD Solid State Relay Solid State Relay Module SSR DC Control Voltage Relay for Home Industrial The solid state relay is especially used in corrosive, humid, dustproof, explosion-proof environment and frequent switchBe In Your Mind Be In Your Mind 1PC Adjustable Timer Control Relay Module AC 100V-220V 0-300 Minutes Turn Off Delay Switch Board for Exh It is a power off delay disconnect module suitable for cooling fan, exhaust fan delay.Turn on the output when there is aAihasd Aihasd 1 Channel USB Relay Module USB Intelligent Control Switch The controller chip: high-performance microcontroller chip boardCreate idea Create idea 1Pc 12V Digital LED Cycle Timer Delay Time Relay Control Module Suitable for Timer Operated Equipment Robots The relay module is a multifunctional module with four functions: delay, timing, cycle, and trigger.Eacam SSR-100DD Solid State Relay Module, High Sensitivity DC Control, 100A Output Current, Industrial Automation Equipment [ Functionality] Ssr-100dd is built to deliver dependable performance in various settings, offering peace of mind and opELEGOO ELEGOO 8 Channel DC 5V Relay Module with Optocoupler for Arduino UNO R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 5V 8-Channel Relay interface board, each one needs about 70mA Driver Current; Equiped with high-current relay, AC250V 10ELEGOO ELEGOO 4 Channel DC 5V Relay Module with Optocoupler for Arduino UNO R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 This relay module is 5V active low. Relay output maximum contact is AC250V 10A and DC30V 10A.EMSea EMSea 5pcs 3V Relay Power Switch Board 1 Channel Optocoupler Relay Module Isolated Drive Control Board for ESP8266 Devel The 3V/3.3V power relay module supports optocoupler insulation control.Veumoie Veumoie Tuya Wifi 30A Relay Module 85-250V Smart Switch DIY 433MHZ RF Controller APP Voice Relay Remote Control Supports remotely turn on or off connected appliances, for example light, electric kettle, electric rice cooker, electrifasient Relay Module Board, High & Low Trigger 5V/12V/24V Relay (5V) Wzenclave Wzenclave DC 5/12V Timer Switch Module Adjustable Timer Delay Turn Off Module with Adjustable on-Off Time Relay for Auto 【Product Description】: You will receive a delay switch installed, The timer module is a timing relay module with high prEMSea EMSea 2pcs 12V Time Delay Relay Module Start Delay Switch Module Delay Timer Module Delay Off Timer Module Automatically Multifunctional: The delay timer module is preset with 4 functions, which can meet a variety of application needs, namelBesomi Electronics Besomi Electronics 5V 8-Channel Relay Module with Optocoupler Isolation, High-Current Control Board, Compatible with Ard 8-Channel Control: Manage up to eight devices independently with this multi-channel relay module, perfect for complex prReland Sun 5pcs 5V 12V 24V 2 Channel DC Relay Module with Optocoupler High/Low Level Trigger Expansion Board (5V) 5pcs 5V 12V 24V 2 Channel DC Relay Module with Optocoupler High/Low Level Trigger Expansion BoardBiafiog Biafiog AD22B04 4 Channel Relay DTMF Tone Signal Decoder Remote Control Relay Module 12V DC for PLC Smart Home 4 Eight working modes: non-locking (instantaneous), self-locking (triggering), interlocking (latching), 5/20/60/120/250Valefod [2-Pack] DC 12V Relay Module 2-Channel Relay Switch with Optocoupler Isolation High/Low Level Trigger 【Control Devices】The 2-channel relay module uses genuine high quality DC12V relay and SMD opto-isolator supporting high/Qezodsx Qezodsx One Channel Relay ESP32-WROOM Development Board Single Relay Module DC 7-60V Power Supply for Home Appliance Acc 1. On-board and stable ESP32-WROOM-32E module, capacity 4M Flash;26% Off fasient Relay Module Board, High & Low Trigger Module, 5V/12V/24V Relay (12V) Reland Sun 5pcs 5V 12V 24V 2 Channel DC Relay Module with Optocoupler High/Low Level Trigger Expansion Board (12V) 5pcs 5V 12V 24V 2 Channel DC Relay Module with Optocoupler High/Low Level Trigger Expansion BoardBEANPRECOY BEANPRECOY DC 12V Adjustable Timer Delay Turn Off Module 10A 250VAC/10A 30VDC Timer Switch Module Adjustable Timer Delay 【Compact and Space-Saving Design】: Measuring just 69.9x19.2mm, this module offers a compact footprint, making it perfectReland Sun 5pcs 1 Channel CH1 5V 12V 24V Relay Module Shield for ARM PIC (12V) 5pcs 1 Channel CH1 5V 12V 24V Relay Module Shield for ARM PICMURANCLOUD DC 12V 24V 36V Wireless Remote Control Switch 433Mhz 4CH Remote Relay Receiver with 2 Transmitters for Garage Door Opene 4 Channel For Wireless Control: the remote switch is a learning switch, it can learn different coding remote controls (sBe In Your Mind Be In Your Mind 5PCS G5NB-1A-E-12VDC SPST-NO Single-Pole Single-Throw Relay 5A 250VAC Power Switching Module for Domesti Versatility: G5NB-1A-E-12VDC relay is a single-pole, single-throw normally open (SPST-NO) relay, which can be widely useeMagTech eMagTech 2PCS 2 Channel DC 5V Relay Module PCB Control Board for MCU Control Industrial Sector PLC Control Smart Home Co You will receive 2pcs DC 5V 2 relay module.CHENBO 4 pcs DC 5V 1 Channel Relay Module Board Shield High/Low Level Trigger with Optocoupler for Arduino The module uses genuine quality relay, normally open interfacesLAOSEP Sonoff Wifi Switch, DC5V 12V 24V 32V Wireless Relay Module Smart Home Automation Modules APP Remote Control Timer Switch The Sonoff wireless switch can support remotely turn on or off connected appliances, for example light, electric kettle,DEKD 8 Channel Relay Module, LED Indicator ESP32‑WROOM‑32E Better Control Development Board Wireless Control for AC 250V Stable ESP32 Module: The onboard ESP32-WROOM-32E module with large capacity 4M Byte Flash, supports the use of developmeWaveshare 8-CH Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE Port Communication, with Various Isolation and Protectio This product is an industrial 8-ch relay module controlled via Ethernet port, adopts Modbus RTU/Modbus TCP protocols, suGeneric DC 12V Voltage Detection Charging Discharge Monitor Test Relay Switch Control Board Module ⚽Digital display DC voltage detection, control the relay output.MHCOZY MHCOZY 1 Channel USB 5V AC/DC 7-32V Smart WiFi Wireless Dry Contact Relay Switch Module,Tuya Smart Life app Remote Contr WIFI app remote,Works with tuya/smart life app,doesn't support ewelink app easy to setup with low voltage 5V 12V 32V,dryBIGTEDDY 12V DC Adjustable Timer Switch Module Time Delay Relay NE555 - STOCK 100% Brand new and high qualityMadifei AU 5Pcs 12V 8 Channel Relay Module Interface Board with Optocoupler 5Pcs 12V 8 Channel Relay Module Interface Board with OptocouplerRobomaker 16 Channel 5V Relay Module Board for Arduino and Raspberry Pi, Low Level Trigger Versatile Module: This 16-channel relay module allows you to control up to 16 devices or appliances simultaneously withSorandy Drive Relay Module, Plug and Play, Computer Intelligent USB Control Switch, PC Smart Controller, Relay Module Expansion MULTIFUNCTIONAL: The LCUS drive- USB computer drive- control switch relay module is an efficient and intelligent controlTopHomer Bluetooth Relay Module, 12V Mobile Phone Remote Control Switch with Indicator Light Compatible with Android System Onboard Module: onboard SPP-C bluetooth serial port integrated with wireless control function.MHCOZY MHCOZY 4 Channel Smart WiFi Wireless Dry Contact Relay Switch Module USB 5V AC 85-250V, Tuya Smart Life App Remote Contr WIFI RF Bluetooth 220V Smart Clean Contact Relay, WiFi Remote Control of Smart Life APP Yours, and 433Mhz RF Bluetooth RVGOL VGOL Time Delay Relay Module 0.01s-9999min Trigger Delay Switching Relay Module with LCD Display Support Micro USB 5V Po [LCD Display for Easy Monitoring] Clear and practical LCD display shows current mode and parameters, making it easy to uReland Sun 5pcs 2 Channel CH2 5V 12V 24V Relay Module Shield for ARM PIC (5V) 5pcs 2 Channel CH2 5V 12V 24V Relay Module Shield for ARM PICsenzooe 5PCS XH-M131 photosensitive Resistor Module Brightness Automatic Control Module Light Relay Switch (12V) 5PCS XH-M131 photosensitive resistor module brightness automatic control module light relay switchReland Sun 5PCS KY-019 5V One Channel Relay Module Board Shield PIC AVR DSP ARM Relay 5PCS KY-019 5V One Channel Relay Module Board Shield PIC AVR DSP ARM Relaysenzooe 5PCS XH-M131 photosensitive Resistor Module Brightness Automatic Control Module Light Relay Switch (12V) 5PCS XH-M131 photosensitive resistor module brightness automatic control module light relay switchShanrya Relay Module, ESP8266 Relay Module Wireless Development Board WiFi 8‑Channel ESP8266 Development Board with 6 X Socket f 【Premium Materials】The relay module made of high‑quality materials, light and waterproof, with good insulation propertiePhipps Electronics 5v 2 Channel Relay Module with Optocoupler 5V 2 Channel Relay Module with OptocouplerDSD TECH DSD TECH Bluetooth Relay Module 12V for Remote Control Switch Compatible with iPhone and Android 4.3 Built-in CC2541 Bluetooth 4.0 BLE module, supports iOS devices and Android 4.3 devices or laterSING F LTD SING F LTD 2pcs DC 12V Delay Adjustable Timer Relay Delay Turn Off Switch Module with Timer Compatible with A-rduino for ADJUSTABLE TIME RANGE: Our Delay Relay Board features an adjustable time range selection method, allowing you to easilyCreate idea Create idea 5pcs 817 2-Channel Optocoupler Isolation Voltage Control Switching Module 3.6-24V Driver Photoelectric Isola This module is used when it is necessary to isolate the control in actual work and voltage conversion.It can realize 3.3Homyl HOMYL DC 12V 8-Channel USB Relay Board Module PC Computer Control for Home Automation This is USB controlled relay module with 8 relays SRD-05VDC-SL-C.Generic WiFi Relay Module - APP Remote Control Relay Module,5V Smart Home Automation Modules, APP Remote Control Timer ✮High-class Materials - Wifi Relay Module has intelligent functions such as timing and voice control. Made of high-qualiZopsc 5A AC Current Sensor Module, Analog Current DC Current Sensor Relay with Over Current Protection, 0‑5A Ammeter Sensor Bo 5A over-current sensor module.CHENBO 2 pcs 5V 2 Channel DC 5V Relay Module with Optocoupler High/Low Level Trigger Expansion Board for Arduino Maximum load: AC 250V/10A, DC30V/10AOiyagai Oiyagai 5pcs 5V 1 Channel Relay Module High Level Trigger Relay Board for Arduino ARM PIC AVR MCU with LED Indicator Lig The module complies with international safety standards, the control area and the load region isolation trench.Waveshare Waveshare 8-ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE Port Communication and Power Supply, with Vari Note: Please contact the customer service or refer the product pictures to know the details and specifications.Teyleten Robot Teyleten Robot 1 Channel DC 3V Relay High Level Driver Module Optocoupler Relay Module Isolated Drive Control Board for HALJIA HALJIA 3PCS 2 Channel Relay Module - 5V Relay Board Expansion Board High Performance Accessories with Optocoupler for Ra The relay uses high quality material, single pole and double throw. a common end, a normal open end and a normal closedCAXUSD CAXUSD Appliances Control Relay Module 5v 1 Channel Relay Board Single Chip Relay Module Compatible 019 Appliances control relay:it is easy to use and can be seamlessly integrated into various electronic projects,relay modulTaidda Taidda USB Relay Module, Sturdy Durable Lightweight Lcus1 USB Relay Module Intelligent USB Switch Control Module Onboard MHCOZY MHCOZY WiFi Wireless Smart Switch Relay Module for Smart Home 5V/12V，WiFi Momentary and Self-Locking Relay,Be Applied to WIFI app remote and voice control,and extra 433Mhz RF control,Automate your Garage to WIFI Smart Garage Door Opener,no h1PZ 1PZ DCR-M70 DC 5V 8 Channel Relay Module Board Solid State Relay with Optocoupler Replacement for Arduino UNO R3 MEGA 25 【Compatibility】 Suitable for all kinds of electronic devicesCHUSHEN WiFi Zigbee Mini Smart Switch Module, 4CH Relay for 2 Way Control, Smart Home Automation Compatible With Alexa Google Ho 🥁 【Mini Body】Designed mini body, which suits for most of amounting boxes, switches and wall sockets.Lrocaoai 2X PLC Industrial Control Board FX1N-14MR Relay Module Editable Controller Colour:black1PZ 1PZ DCR-M70 DC 5V 8 Channel Relay Module Board Solid State Relay with Optocoupler Replacement for Arduino UNO R3 MEGA 25 【Compatibility】 Suitable for all kinds of electronic devicesTuperoymse Tuperoymse 1 Piece Tuya Smart WiFi Switch Relay Module 2 CH 7-32V RF/APP Wireless Remote Control Smart Home for Home [APP Remote Control] You can control connected , such as lamps, electric kettles, rice cookers, electric curtains, etc.,Waveshare Waveshare Industrial Modbus RTU 8-Ch Relay Module (D) with Digital Input and RS485 Interface, Multi Isolation Protection Configurable device address (1~255), multi devices can be cascaded on RS485 busCHUSHEN WiFi Zigbee Mini Smart Switch Module - 3CH Relay for 2 Way Control, Smart Home Automation, Compatible With Alexa Google ?? Mini Body Designed mini body, which suits for most of amounting boxes, switches and wall sockets.Waveshare Waveshare RPi 8 Channel Relay Expansion Board 5V Power Supply Compatible with Raspberry Pi A+/B+/2B/3B/3B+/4B Control Hi Supports Raspberry Pi A+/B+/2B/3B/3B+, Jetson Nano; High quality relays, loads up to 5A 250V AC or 5A 30V DCSunFounder SunFounder 2 Channel DC 5V Relay Module with Optocoupler Low Level Trigger Expansion Board for Arduino UNO R3 MEGA 2560 5V 2-Channel Relay interface board, and each one needs 15-20mA Driver CurrentJBtek JBtek 4 Channel DC 5V Relay Module for Arduino Raspberry Pi DSP AVR PIC ARM Equiped with high-current relay, AC250V 10A ; DC30V 10Agernie 16 Channel Relay Board, DC 7‑38V SPDT Relay Module Built in Optoelectronic Isolator, USB Serial Port Control Switch with 16 Channel Relay Board: This relay module features a 16 channel design, which can simultaneously control multiple signalACAGALA ACAGALA 12V LED Automation Delay Timer Control Switch Relay Module with Case New upgrades to simplify, meeting the users' needs.CHUSHEN WiFi Zigbee Mini Smart Switch Module - 3CH Relay for 2 Way Control, Smart Home Automation, Compatible With Alexa Google ?? Mini Body Designed mini body, which suits for most of amounting boxes, switches and wall sockets.Lystin Lystin 8 Channel DC 5V Relay Module Board with Optocoupler for Arduino UNO R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 Raspb DC 5V 8-Channel Relay interface board, each one needs 15-20mA Driver Current.gernie 16 Channel Relay Board, DC 7‑38V SPDT Relay Module Built in Optoelectronic Isolator, USB Serial Port Control Switch with 16 Channel Relay Board: This relay module features a 16 channel design, which can simultaneously control multiple signalDomary USB Relay Module High Performance Control Switch DC 5V with Long Service Life for Computer Control [ Long Service Life] The relay module can be connected continuously for 100,000 times, ensuring longevity and reliabilitYing-xinguang Low Level 5V 4 Channel Solid State Relay Module SSR 240V 2A Output with Resistive Fuse 1. 5V solid state relay 240V 2A, the output with a resistive fuse 240V 2A.REDPINGUO Temperature Controller -50 to 110 Celsius (-58 to 230 F) DC 12V Programmable Heating/Cooling Thermostat Control Switch M Temperature controller monitoring instrument, show the measured temperature (red) and set temperature (blue) at the sameWaveshare Waveshare 8-Ch Ethernet Relay Module (B) with Digital Input, Modbus RTU/Modbus TCP Protocol, PoE Port Communication, wit ❤️Rich WiKi Resources❤️ We provide official Wiki resources, please contact us for more information.sainsmart SainSmart 16-Channel 12V Relay Module Board for Arduino DSP AVR PIC ARM 12V 16-Channel Relay interface board, and each one needs 15-20mA Driver CurrentXiuxin Xiuxin 2pcs 5V 8 Channel Relay Module Board for Arduino PIC AVR DSP ARM 2pcs/lot 8 Channel relay module board, Working voltage: 5VNutriEss Nutriess 8 Channel Solid State Relay Module High Level Trigger 5V 2A Integrated Efficient Control System High-Level Triggering: Utilizing a positive trigger mechanism, the relay module activates once the set voltage threshold