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Best Trigger One Bluetooth Relay

Aoicrie 5Pcs DC 5V 1 Channel Relay Module Board Shield with Optocoupler Isolation Support High or Low Level Compatible Development Board Trigger

  • This Relay Board Maximum load: AC 250V/10A, DC 30V/10A With power and relay action indicator.each relay has normally open and normally closed contact. Can be selected by jumper relay and TTL or ground..
  • Main Specification Peak Load of NO Connector: AC 250V/10A, DC 30V/10A.
  • These Relay Board use photocoupler isolation that has strong driving ability and stable performance.The isolation circuit prevent damages to I / O port by relay switch current.The module has a jumper so you can set rather the unit state changes with high or low signal. Has screw terminals for relay (NC,C,NO) and for input.
  • Using SMD optocoupler isolation, strong driving capability, stable performance.Fault tolerant design, even if the control line is broken, the relay will not operate.
  • And interface design humanized, all the interface can be directly connected through the terminal lead, so convenient..
  • Wide Application These 5V relay board works well with for ARM /PIC /AVR /MCU/Raspberry/CNC machine /etc..
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Aoicrie 5Pcs DC 12V 1 Channel Relay Module Board Shield with Optocoupler Isolation Support High or Low Level Compatible Development Board Trigger

  • This Relay Board Maximum load: AC 250V/10A, DC 30V/10A With power and relay action indicator.each relay has normally open and normally closed contact. Can be selected by jumper relay and TTL or ground..
  • Main Specification Peak Load of NO Connector: AC 250V/10A, DC 30V/10A.
  • These Relay Board use photocoupler isolation that has strong driving ability and stable performance.The isolation circuit prevent damages to I / O port by relay switch current.The module has a jumper so you can set rather the unit state changes with high or low signal. Has screw terminals for relay (NC,C,NO) and for input.
  • Using SMD optocoupler isolation, strong driving capability, stable performance.Fault tolerant design, even if the control line is broken, the relay will not operate.
  • And interface design humanized, all the interface can be directly connected through the terminal lead, so convenient..
  • Wide Application These 12V relay board works well with for ARM /PIC /AVR /MCU/Raspberry/CNC machine etc..
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ALMOCN 6Pcs DC 5V 1 Channel Relay Module With Optocoupler Isolation Support High or Low Level Trigger

  • The Relay Board Maximum load: AC 250V/10A, DC 30V/10A.
  • Using SMD optocoupler isolation, strong driving capability, stable performance..
  • Can be set high or low level trigger with jumper cap, to meet the demand of more trigger applications..
  • Fault-tolerant design, even if the control line is broken, the relay will not move..
  • Wide Application,The relay board works well with ARM /PIC /AVR /MCU/Raspberry/CNC machine/ PS4 etc..
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Weewooday 15 Pieces 5V Relay Module 1- Channel Relay Control Boards with Optocoupler Isolation High and Low Level Trigger Expansion Board

  • Relay module: this relay board supports high and low level trigger and can be controlled by any 5V digital output of the microcontroller.
  • Parameter details: maximum load of normally open interface: AC 250v/ 10A, DC 30v/ 10A, trigger current is 5mA.
  • The 5v relay control board adopts SMD optocoupler isolation, which has strong driving ability and stable performance.
  • Practical design: with fault-tolerant design, the relay module will not operate even if the control line is disconnected.
  • All interfaces can be provided through directly connected terminal s since the humanized interface design, it is very convenient to use.
  • High compatibility: the relay module can be directly controlled by the 5V logic signal provided by the microcontroller, suitable for 8051, Raspberry Pi, PIC, DSP, ARM, AVR, MSP430, TTL logic, etc..
  • Wide application: this 5V relay board can be applied with Raspberry/ CNC machine/ ARM/ PIC/ AVR/ MCU/ PS4 and more.
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Valefod DC 5V Relay Module 1-Channel Relay Switch with Optocoupler Isolation High/Low Level Trigger, Pack of 10

  • 【Control Devices】The 1-channel relay module uses genuine high quality DC5V relay and SMD opto-isolator supporting high/low level trigger, widely apply to control various AC/DC appliances, and other devices with large current..
  • 【Load Range】NO(Normally open) maximum load < AC 250V/10A, < DC 30V/10A. Trigger current of opto-isolator: 5mA..
  • 【Fault-tolerant Design】The relay will not operate even if the control line is disconnected..
  • 【Universal Interface】Equipped with screwed terminal plate and fixed bolt holes(diameter: 3.1 mm) on both sides for easy installation..
  • 【High Compatibility】The relay module can be controlled directly by 5V logic signals from microcontroller(8051, AVR, PIC, DSP, ARM, Raspberry Pi, MSP430, TTL logic etc).
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AOICRIE 12V 16-Channel Relay Interface Board Module Optocoupler LED LM2576 Power for Arduino DIY Kit PiC ARM AVR

  • ★12V 16-Channel Relay interface board, and each one needs 15-20mA Driver Current.
  • ★Equipped with high-current relay, AC250V 10A.
  • ★The control signal voltage range: the trigger signal is low 0-2V.
  • ★Standard interface that can be controlled directly by microcontroller (for Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP433, TTL logic).
  • ★DC 12V 16 Channel Relay Module Interface Board With Optocoupler Protection LM2576 Power for Arduino DIY Kit.
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K-Head Repeater Box RPT-2K Relay Walkie Talkie K-Head Two Way Radio Repeater Box for Baofeng UV-5R DM-5R GT-3TP Radio

  • 【Plug and Play】No power supply needed. There is no need to change any part of the original walkie-talkie, just take two handheld walkie-talkies.....
  • 【Parameters】Portable relay box is made of ABS. Plug: K head, color: black, whether it is two-way: yes, line length: both sides are 90cm/35.4in....
  • 【About Two-way Relay Box Plug】 Two-way relay box plug does not divide input/output, two-way relay box forwarding mode: A machine receives B....
  • 【Two-way Forwarding】When the A machine receiver, the B machine transmits. When the B machine receives, the A machine launches. The two-way....
  • 【Audio Trigger Mode】This relay box is an audio trigger mode. When using it, the volume of the intercom as a receiving signal should be adjusted to....
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ANMBEST 2PCS 4 Channel 5V Relay Module with Optocoupler High or Low Level Trigger Expansion Board for Raspberry Pi Arduino

  • It is 4 Channel Isolated 5V 10A Relay Module, each relay can individually switch on/off by an opto-isolated digital input, Standard interface can be directly connected with microcontrollers and be controlled directly by a wide range of microcontrollers such as Arduino, AVR, PIC, ARM, DSP, etc., very convenient..
  • Equipped with high-current relay, maximum load: AC250V 10A, 15A 125VAC, DC30V 10A.
  • RELIABLE: Fault-tolerant design, even if the control line breaks, the relay will not move.
  • With optical coupling isolation, triggering more reliable, more stable..
  • EASY to INSTALL: Equipped with screwed terminal plate and fixed bolt holes(diameter: 3.1 mm) on both sides for easy installation..
  • High/Low level trigger can be selected by jumper. Very versatile, you can reverse the input logic with the jumper..
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AEDIKO 4pcs DC 5V Relay Module 2 Channel Relay Board with Optocoupler Support High or Low Level Trigger

  • Normally Open Interfaces Maximum Load : AC 250V/10A, DC 30V/10A.
  • 2 Channel Relay Module 5V Comes with High-Current Relay,Trigger Current : 5mA.
  • 5V Relay Module is 2 Channel Isolated, Each Relay Can Individually Switch On/Off by An Opto-Isolated Digital Input.
  • Relay Module Designed With Fault-Tolerant , Even If The Control Line Breaks, The Relay Will Not Move.
  • With Optical Coupling Isolation,Triggering More Reliable and Stable.
  • 2 Channel Module Equipped With Screwed Terminal Plate and Fixed Bolt Holes,Standard Interface Can Connect With Microcontrollers and be Controlled by a Wide Range of Microcontrollers.
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uxcell BWL100 100 mm Pull Rod Linear Position Displacement Sensor for Printer

  • Shipping list: AC 220V vibration sensor delay module, with ultra-high sensitivity vibration sensor..
  • AC 220V power supply ultra-high sensitivity vibration delay module plus relay module plus delay three-in-one module, vibration switch module Alarm trigger, with 1 vibration sensor. Relay does not have B1 normally closed end..
  • corridor delay switch, delay energy-saving products.
  • Supply voltage: AC 220V power supply, Current: greater than 100mA.
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MHCOZY 1 Channel USB 5V AC/DC 7-32V Smart WiFi Wireless Relay Switch Module,Tuya Smart Life app Remote Control,Work with Alexa Google Home (1)

  • Bluetooth WIFI Relay,Smart life tuya app wifi remote& 433Mhz RF&Bluetooth remote 4 Channel Smart Relay.Easy to configure to Smart life app,working voltage is DC 5V or AC/DC 7-32 V.Once configured with Smart life app,you can use bluetooth remote or 433mhz RF control when lose WIFI connection,support fixed code 433Mhz RF.
  • Widely Usage,MHCOZY 4 channel WIFI Relay,with 3 working mode,self-lock Momentary and Interlock Switch,you can set mode by channel,adjust momentary time from 2 second to 1 minute in Smart life app.DIY WIFI Garage Door Opener,Automate chicken hoop door shutter blind curtain.
  • Schedule and Share with Family,you can set countdown sunrise Repeat schedule,and easy share phone remote to with your family..
  • Simple ABS Shell,can be fixed to electronic box,extra external interface on board.
  • Voice control,One key to link with Alexa Google assistant Smartthings Siri,use your voice command to control your Garage light when busy.
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AITRIP 8 Pack 3V 1 Channel Relay Power Switch Module with Optocoupler Opto Isolation High Level Trigger for IOT ESP8266 Development Board

  • 【30VDC 250VAC Load】 Equiped with high-current relay, AC250V 10A.
  • DC30V 10A, each relay has normally open and normally closed contact. Can be selected by jumper relay and TTL or ground..
  • 【High Level Trigger】The relay module is triggered by high level signal, which can be input from microcontroller IO..
  • 【 3V/3.3V power relay module】- This Relay Board provides a single relay that can be controlled by any 3V/3.3V digital input from your microcontroller IO..
  • 【Wide Application】- These 3v relay board works well with ARM /PIC /AVR /MCU/Raspberry/CNC machine/ PS4/3.3V /NodeMCU/ ESP8266 module etc..
  • 【Long Life】 - Fast response time less than 20ms and long lifetime up to 100,000 times snap action with diode freewheel protection..
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5v Relay Board Relay Module 1 Channel Opto-Isolated High or Low Level Trigger

  • 【1 Channel Relay Module】- This Relay Board provides a single relay that can be controlled by any 5V digital output from your microcontroller..
  • 【Main Specification】- Peak Load of NO Connector: AC125~250V/10A, DC28~30V/10A.
  • 【Adopted SMD Optocoupler Isolation】- The isolation circuit prevent damages to I / O port by relay switch current..
  • 【Wide Application】- These 5v relay board works well with ARM /PIC /AVR /MCU/Raspberry/CNC machine/ PS4 etc..
  • 【Humanization Design On Interfaces】- All interfaces can be directly wired out through the terminals..
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