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Best Choice DIANN 
DIANN 10pcs DC 5V Relay Module 1 Channel Relay Board with Optocoupler Support High/Low Level Trigger Relay Board Maximum Load: AC 250V/10A; DC 30V/10A With Power and Relay Action Indicator;Trigger Current: 5mAMHCOZY 
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.EasyMHCOZY 
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,dryBest Value meross 
meross Matter Smart Switch, in-Wall Relay Module with Energy Monitor, SAA & RCM Certified, Wi-Fi Smart Light Switch Comp Matter Multi-platform Compatibility: Matter’s seamless integration lets you choose the ecosystem freely. Control the MatComidox 
Comidox 1Pcs Automation DC 12V Time Delay Relay Module LED Display Digital Delay Timer PLC Delay Time Control Switch 0.1 Increase the power supply anti-reverse function.Adopt photoelectric isolation input and output to enhance anti-interfereDaXuTech 
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.Eujgoov 
Eujgoov DC 12V LED Digital Countdown Timer Relay Switch Module Adjustable Delay Turn Off Time Delay Relay Control [Highly Precise Timer] Ensure accurate timing with high precision and stability.ELEGOO 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 10eMagTech 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.DIANN DIANN 10pcs DC 12V Relay Module 1 Channel Relay Board with Optocoupler Support High/Low Level Trigger Relay Board Maximum Load: AC 250V/10A; DC 30V/10A With Power and Relay Action Indicator;Trigger Current: 5mAPhefop Phefop Solid State Relays Board with Optocoupler Isolation High and Low Level Actuator Compatible Development Board 2 Ch [Fault-tolerant Design] Relay remains stable even if the control line is broken, ensuring reliable operation.Senzooe 5PCS XH-M131 photosensitive Resistor Module Brightness Automatic Control Module Light Relay Switch (5V) 5PCS XH-M131 photosensitive resistor module brightness automatic control module light relay switch35% Off meross meross Wi-Fi Relay WLAN Switch, Relay Module for Smart Home, Compatible with Apple HomeKit, Alexa and Hey Google, Surfac Smart Switch: meross relay module fits into any standard electrical box and can be surface-mounted/flush-mounted. Upgradfasient Relay Module Board, High & Low Trigger Module, 5V/12V/24V Relay (12V) ELEGOO 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.DIGISHUO 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 interfacesDIANN DIANN 2pcs 4 Channel 12V Relay Module with Optocoupler High or Low Level Trigger Expansion Board Relay Module : Channel: 4 Channel; Working Voltage: DC 12V; Equipped with High-Current Relay, Maximum Load: AC250V 10A,YIQFOCA 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 capacTIKATARER TIKATARER 8‑Channel Relay Control TCP/IP Module with Web Server for Remote Access for & (White) [REMOTE CONTROL VIA ETHERNET TCP/IP] Effortlessly manage 8‑Channel relay switches with active low‑level control outputsMingzhe USB Relay Module High Performance MCU PC USB Smart Control Switch Jog Self Locking [High-performance Microcontroller Chips] - Equipped with onboard high-performance microcontroller chips for efficient anReland 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 BoardHiLetgo HiLetgo 5V 1 Channel Self Locking Bistable One Button Start/Stop Self-Locking Relay Module Relay Switch for MCU Control Using double-panel design PCB; MCU control, stable and reliable performance, strong anti-interference, will not triggerMURANCLOUD 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 Mhz10% Off Hepzest Hepzest 2-Channel WiFi Relay Module 30A -32E Development Board Module for Smart Home Wireless Control DC7-28/5V Onboard programmable buttons, LEDs and relays facilitate developers to quickly conduct prototype verification and develoASHATA Timer Relay Module,DC12V Adjustable Trigger Turn Off Delay Timer Switch Relay Module,12V Trigger Delay Timer Switch for 12V trigger delay normally open relay module, repeatedly triggering effectiveAsixxsix Timer Relay, Multifunctional LCD Display Cycle Timing Switch Board Time Relays Controller Boards Motor, Digital Timer De This delay timing relay has 6 kinds of commonly‑used functions to meet more application needs.ECSiNG 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.14% Off DROK Timer Relay, DROK Time Delay Relay 5V 12V 24V Delay Controller Board Delay-Off Cycle Timer 0.01s-9999mins Trigger Delay Independent Parameters: OP/CL/LOP parameters can be modified and saved, and they are individualReland Sun 12V LDR Photoresistor Sensor Relay Module Car Light Automatic Control Switch with Cable Working current: less than 90mA at 5VGeneric 2pcs 5V Single 1 Channel Relay Module Board Shield for Arduino Microcontroller development board can be used as modules, can be used as appliance controlAqara Aqara Dual Relay Module T2 with Matter, Requires Aqara Zigbee 3.0 HUB, Dry Contact Mode for Garage Doors and Boilers, Ro [Homekit and Matter Support] With an Aqara Zigbee 3.0 hub (Excluding the Camera Hub G2H) (*Note: Please ensure that theSOULONG SOULONG Half Managers' Relay Module, SSR-100DD 100A Industrial Solid-State Relay Direct Current Control 3-32V to 5-200V Main application: industrial automation equipment, computer peripheral connection, automatic protection and safety syste20% Off Eosnow Mini Relay Remote Momentary Switch, Small RF Transmitter 433MHz Control Switch PCB for Home with Smoke Sensor Alarm, 100 Application: RF remote control switch is mainly used in switches, lamps, relays, remote controls, circuit boards, speakeNikovoke 2Pcs 3V Relay Module Switch Board, 1 Channel Optocoupler Module with Isolation Control, Compatible for IoT ESP8266 and A [Rapid Response Time] This 3V Relay Module Switch Board features an ultra-fast response speed of less than 20 milliseconReland Sun 5PCS 5V 9V 12V 24V 1 Channel Relay Module with Optocoupler Isolation Support High or Low Level Trigger (12V) 5PCS 5V 9V 12V 24V 1 Channel Relay Module with Optocoupler Isolation Support High or Low Level TriggerYaSao YaSao Mini ZigBee 3.0 Switch Module 16A Intelligent Relay Light Switch APP Remote Control Voice Control DIY Breaker Modu ?[2 Types for Option: We provide you with wifi or ZigBee type, you can choose according to practical needs. A ZigBee wirReland 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 BoardReland Sun 5pcs 4 Channel CH4 5V 12V 24V Relay Module Shield for ARM PIC (5V) 5pcs 4 Channel CH4 5V 12V 24V Relay Module Shield for ARM PICDollaTek DollaTek Bluetooth Relay Module Mobile Phone Bluetooth Remote Control Switch 12V Relay Module Slave module with bluetooth serial ports SPP - C, with wireless control function.Hyuduo Hyuduo 2 Channel Delay Relay Module Pulse Actuator YF 7 Timer Control Module for Solenoid Valve Motor Light Strip [Versatile Applications] The delay relay module features 32 common functions, for controlling solenoid valves, water pumViaGasaFamido DC12V Single Channel Bistable Relay Control Module with Trigger Switch, 10A Load Capacity, 1.5x3.5x4.5cm The bistable circuit board is not suitable for automotive use due to potential voltage spikes exceeding 12V. For optimalLIYJTK 8 Channel Relay Module ESP32 WiFi Wireless Control Development Board Suitable ESP32 Secondary Development Learning Smart [STABLE ESP32 MODULE]: The onboard ESP32-WROOM-32E module boasts a large capacity 4M Byte Flash, supporting various deveEujgoov Eujgoov 1 Channel Optocoupler Relay, Relay Module, 1 Channel Relay Module 12V Relay Module Board 12V Relay Board Trigger Optocoupler Isolation Technology: Adopt patch photocoupler isolation with strong driving ability and stable performance,Qezodsx Qezodsx One Channel Relay - Development Board Single Relay Module DC 7-60V Power Supply for Home Appliance Accessories 1. On-board and stable --32E module, capacity 4M Flash;Veumoie Veumoie Tuya Wifi 30A Relay Module 85-250V Smart Switch DIY 433MHZ Controller APP Voice Relay Remote Control Supports remotely turn on or off connected appliances, for example light, electric kettle, electric rice cooker, electriEacam 4-Channel, DC 12V 30A Relay Module Control Board with Optocoupler Isolation, High/Low Trigger for DC 30V 30A or AC 30A [Powerful Control Board] 4-Channel, dc 12v 30a relay module with optocoupler isolation for stable performance.SING 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 ofTopHomer 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.OVAQUIXI OVAQUIXI Timer Relay, DC 12V Countdown Timing Time Delay Turn Off Relay Switch Module with LED Display [Clear LED Display] Designed with a bright led display that clearly shows the remaining delay time allowing for easy monMURANCLOUD 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 (sReland Sun DC 5V 12V 24V 1 Channel Relay Module 30A with optocoupler Isolation high and Low Level Trigger Relay Module (12V) Reland SunMHCOZY MHCOZY WiFi Wireless Smart Relay Module USB 5v/12v/24v/32v Inching Selflock Remote ON Off Power Switch for Access Contro eWelink app Clean contact WIFI Wireless Passive output Relay Switch,low voltage 5-32V wifi controller, without voltage aGeneric Generic 2 Channel DC 5-32V Relay Module for Modbus RTU, RS485 Relay Module with 8 Bit MCU for Digital Quantity Detection Easy Control: The relay module allows for easy control of larger currents with a small input current, providing automatiReland Sun 5pcs 5V 12V 24V 2 Channel DC Relay Module with Optocoupler High/Low Level Trigger Expansion Board (24V) 5pcs 5V 12V 24V 2 Channel DC Relay Module with Optocoupler High/Low Level Trigger Expansion BoardBe In Your Mind Be In Your Mind 2x 8-pin 12V GS-SH-212T Subminiature DPDT Relays for Smart Switch Control in Automotive Electronics This miniature relay is compatible with Raspberry Pi, PLCs, and automotive ECUs. It is widely used in drones, smart homeSING 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.Reland 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 RelayReland Sun Electrical Equipments Xh-M194 Time Relay Control Module/Multiple Timing Module/5 Channels Relay Time Control Panel XH-M194 time relay control module multi-channel timing module 5 way relay time control panelGeneric MB183865 12V Black Car Auto Relay Module Stable Performance Control Vehicle Precision Fit [Brand New Quality] Experience the reliability of this aftermarket car auto relay module.UeeKKoo Industrial 6-Channel ESP32-S3 W-i-F-i Relay Module, Supports W-i-F-i/B-L-E / RS485 Control, Onboard RS485 / Pico HAT Int Industrial 6-Ch ESP32-S3 W-i-F--i Relay Module, Supports W-i-F--i / Blue--too-th / RS485 control, Onboard RS485 / Pico 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 devicesReland Sun ESP8266 5V WiFi Relay Module Things Smart Home Remote Control Switch Phone APP ESP-01 (Relay Module) Reland Suneletechsup DC 12V 24V Multifunction Motor Forward Reverse Controller with Limit Relay Driver Module for Lift Pusher Motor Control ( Brand Name : eletechsupMarhynchus Marhynchus 5V PLC Electromagnetic Relay Module, Screwed Connection, 6A Output for Industrial Control Applications [Electromagnetic Control]Features a 5V electromagnetic relay module for precise control and automation in industrial PLCTiiyee 4 Channel Optocoupler Relay Module, Board High and Low Trigger Module with Isolation Support High/Low Level for Automati High and Low Level Controllable: Optocoupler relay module with a jumper cap, you can choose a low level control or a higPqredg Pqredg TPYE-C Interface LCUS-1 USB Relay Module USB Intelligent Control Switch Serial Port Relay Controller chip: Onboard high-performance microcontroller chipReland Sun 5pcs 1 Channel CH1 5V 12V 24V Relay Module Shield for ARM PIC (24V) 5pcs 1 Channel CH1 5V 12V 24V Relay Module Shield for ARM PICReland 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 PICVGOL VGOL High Power MOS FET Trigger Switch Drive Module 0-20KHz PWM Electronic Switch Control Board DC 5V-36V 400W 10Pcs Using dual MOS parallel active output, lower internal resistance, larger current and strong power.Be In Your Mind Be In Your Mind 2pcs 1-Channel 5V Relay Module 10A 78.8 x 22.8 x 41.6mm Compatible with DIN Rail Mounting Compatible with DIN rail mounting, compatible with electrical control systems requiring a 1-channel 5V relay module.ASHATA FRM01 Relay Module,Multifunction Infinite Loop Timing Self-Lock Relay Cycle Timer Module Automation Delay FRM01 【Timing Pick】After powering, time delay relay pull T1, T1 between 0.1 seconds - 270 hours adjustable, CH1 interface to aAKLOSIPY AKLOSIPY DC Current Detection Module Relay Switch Sensor with Digital Display for Motor Control 7-30V 10A Control - This advanced DC current detection module features an intelligent relay switch that automatically connects andTOLAKO Tolako 5v Relay Module 5V Indicator Light LED 1 Channel Relay Module for Arduino ARM PIC AVR MCU Microcontroller development board can be used as modules, can be used as appliance controlLrocaoai USB Relay Module USB Intelligent Control Switch USB Switch for LCUS-1 Type Electronic Converter LC USB Switch Communication Protocol:Create 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 3.3Reland Sun 5pcs 4 Channel CH4 5V 12V 24V Relay Module Shield for ARM PIC (12V) 5pcs 4 Channel CH4 5V 12V 24V Relay Module Shield for ARM PICReland Sun 2 Channel USB Relay Module Programmable Computer Control for Smart Home DC 5V 2 Channel USB Relay Module Programmable Computer Control For Smart Home DC 5VReland Sun 5pcs 1 Channel CH1 5V 12V 24V Relay Module Shield for ARM PIC (5V) 5pcs 1 Channel CH1 5V 12V 24V Relay Module Shield for ARM PICSagaSave Bluetooth Relay Module, Remote Control Switch 12V Cell Phone Wireless Module with Indicator Light for Android System Onboard Module: onboard SPP-C bluetooth serial port integrated with wireless control function.SENRISE Relay Module 1PC 4 Channel 5V Relay Board Module for Use with Microcontrollers Including Raspberry Pi ARM AVR DSP PIC These 5V Relay Modules can be used as microcontroller development board modules or home appliance controllor.EMSea EMSea 2PCS Temperature Controller Module XH-W1209 Digital Display Thermostat -50-110C Electronic Thermometer with 10A On The W1209 thermostat module has a STM8S controller, a sensor input, keys, LED display, and a relay. It can be reprogrammRakstore Rakstore XY-WJ01 DC12V LED Digital Timer Relay Delay Switch Module Programmable Timer Relay Control Switch Timing Trigge Timing range: 0.01 sec~9999 min continuously adjustableWaveshare Waveshare Industrial 6-Channel ESP32-S3 WiFi Relay Module, Supports WiFi/Bluetooth/RS485 Control, Onboard RS485 / Pico H Based on ESP32-S3 microcontroller with Xtensa 32-bit LX7 dual-core processor, capable of running at 240 MHzKAIYUEMAOYI KAIYUEMAOYI Advanced 4-Port Relay Control Module with Indicator Can directly connect to the MCU output port;Autools DC 5/12/24V Sound Sensor Audio/Headphone Input Control Relay Switch Module (DC 12V) Insert the audio header into the headphone port of the computer or cell phone light, detect the audio signal, start theJoyzan Delayed Off Cycle Timer, DC 5V-36V Time Delay Relay Time Control Trigger Timer with LED Display Delay Switch Module 0 Ti [Design for Circuit Protection & Energy Saving]:The timer relay module has an emergency stop function ("STOP" button) anReland Sun DC 12V 8 Channel for Phone Bluetooth Control Relay Module for Smart Home LED Lighting system Working voltage: DC 12VGeneric Generic 8 Ch Ethernet Relay Module, RTU TCP, PoE Port Communication, with Various Isolation and Circuits, LED Indicators 8CH Ethernet Relay Module: This product is an industrial 8ch relay module controlled via Ethernet port, adopts for RTU pNOYITO NOYITO 1-Channel USB Relay Module USB Intelligent Control Switch USB Switch (1-Channel USB) Onboard high-performance micro-controller chip.Oxtxuzdm Oxtxuzdm Single Channel 3V Relays Control Module With Isolated Driver For Electronic Projects Relays Module For Projects The Single Channel 3V relays Isolation Driver Module delivers precise signals control with enhanceds isolation technologLystin 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.Generic Generic 485 4 Channel Relay Module, Modbus RTU/Modbus TCP Protocol, Supports Versatile Control, Industrial Automation Ap High-Performance Industrial Control: This 4-channel relay module acts as a reliable electrical control device, changingMHCOZY 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 hReland Sun Timer Relay Module AC 220V Adjustable Timer Delay Switch Turn On Off Time Relay Module for Control Voltage (0-100Min) ?High Precision Module?: This Adjustable Timer Delay is a timer relay module with high precision, and has stable and relLIYJTK USB Relay Module Control Switch LCUS 1 Type DC 5V High Performance Chip for Home Automation [LONG-LASTING DURABILITY] The relay module offers a prolonged service life, allowing for continuous connections up to 10Waveshare 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.Generic 2 Pcs 1 Channel 12V Relay Module with Optocoupler Isolation Support High or Low Level Trigger Module uses genuine high quality relay, normally open interface maximum load: AC 250V / 10A, DC 30V / 10A