ReviewsRemote Io Module

ICQUANZX 3Pcs ISD1820 Sound Voice Recording Playback Module Sound Recorder Board with Microphone Audio Loudspeaker.

  • High quality, natural voice reproduction..
  • This module can directly drive 8 Euro 0.5W small speakers, easy to use 10 seconds voice recording and playback..
  • Recording and playback control mode: button control or single-chip microcomputer, control line IO has been led out..
  • With loop playback, jog playback, single-pass playback..
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WYPH Ultrasonic Module HC-SR04 Distance Measuring Ranging Sensor for Arduino UNO for Mega R3 Duemilanove Nano Robot Pack of 10pcs

  • Using IO trigger for at least 10us high level signal.
  • The module automatically sends eight 40 kHz and detect whether there is a pulse signal back.
  • If the signal back, through high level ,time of high output IO duration is the time from sending ultrasonic to returning. Test distance = (high level....
  • Power supply :5V DC, quiescent current : .
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QWinOut ARF/PNP Full Set Hexacopter DIY Drone Kit Tarot 690mm Frame with 750KV Motor GPS PIX 2.4.8 32 Bit Flight Controller (ARF)

  • redundant power input and fault transfer function.
  • RadioLink AT10 2.4Ghz 10CH RC Transmitter with R10D Receiver PRM-01 Voltage Return Module: Multiple function remote control system,including helicopter,airplane and slider three type flying machine and five models,cover almost every popular model.   3.5 inch colorful screen 320×480 resolution,clear display menu and graphs.   Expansion feedback module,users can get plane details in real time.   Make very setting clear and exactly output result..
  • RadioLink AT10 2.4Ghz 10CH RC Transmitter with R10D Receiver PRM-01 Voltage Return Module: Great control distance: 1.1km on the ground, 2km in the sky.   Fast response time only 3ms to the operation,faster then the other transmitter 20ms,even ten channels also let you feel it.  High channel resolution reaches 4096,0.25us per resolution let all the servos keep tranquil.   Strong anti-jumping,DSSS(Direct sequence spread spectrum) technology..
  • Pls note: Support Max 3-4S battery (Optional, only included in ARF Version).
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Taidacent Low Concentration Qualitative Detection MQ131 Ozone Sensor Module O3 Air Quality Monitoring

  • Mainly used for qualitative detection, suitable for home and environmental gas detection equipment, ozone gas detection, gas sensor test concentration....
  • The module has level signal output and alarm signal indicator.
  • The module is with analog signal output, voltage range: 0-5V.
  • The level signal output is effective at low level, which can drive PNP transistors and can also be connected to the IO port of the microcontroller.
  • The analog output voltage increases with the increase of ozone concentration, the higher the concentration, the higher the voltage.
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Waveshare Metal Box (A) Designed for Official Raspberry Pi Compute Module 4 IO Board Comes with Cooling Fan Mini Computer Chassis Robust and Dust-Proof Nice Looking

  • Designed For Raspberry Pi Compute Module 4 IO Board.ONLY COMPATIBLE WITH Raspberry Pi OFFICIAL IO BOARD.
  • Make It Easy To Build Your Own Raspberry Pi CM4 Mini PC.
  • Each Cut-Out Is Completely Aligned With The Connector.
  • Comes With Cooling Fan, Combined With The Airflow Vent, Better Heat Dissipation.
  • Binocular Vision, PoE Powered Raspberry Pi Projects, Or Other Industrial Context.
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1.8 inch SPI TFT LCD Display Module for ST7735 128x160 51/AVR/STM32/ARM 8/16 bit

  • This is a new 1.8 inch serial SPI color display module.
  • Support analog SPI and hardware SPI. SPI serial, less I/O port need.
  • Designed with one socket for sd card and PCB adapter for LCD.
  • The LCD display module can be driven by 8051 / AVR / PIC /ARM/STM32.
  • The 4D systems lcd display can be driven with at least four IO.
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Geekworm 12mm Aluminum Alloy Heatsink (C235) Support 30mm Cooling Fan Compatible with Raspberry Pi Compute Module 4 CM4 Motherboard

  • ✔Geekworm design 12mm aluminum alloy heatsink for Raspberry Pi Compute Module 4 CM4.
  • User manual, refer to Geekworm WiKi search C235..
  • ✔Heatsink dimensions: 54x39x12mm/2.12x1.53x0.47inch.
  • ✔Support install 30mm (3007 or 3010) cooling fan above the heatsink for better heat dissaption.
  • ✔With one piece thermal pad, need to cut proper thermal pad to attach on the CPU of Raspberry Pi Compute Module 4.
  • ✔The C235 heatsink reserve the space to connect the extermal antenna for CM4. ✔The inclcuded PM2.5x16mm screws length is just for install CM4 module and C235 heatsink, no support CM4 IO board..
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Abovehill 12V Wireless RF Remote Control Relay Switch Universal 1-Channel 315MHz Receiver with 1 Transmitters for Garage Door Openers, Cars, LED Lights & More

  • [Wireless Remote Control Module] The module can be remotely controlled from a long distance and has strong anti-interference. The remote control distance of the open space is 30 meters, which will reduce the control distance in the case of interference or wall blocking. The specific situation is determined according to the site..
  • [Wireless Remote Control Module] It is a single-channel control module with a working voltage of 12V DC and an operating frequency of 315mhz. It can directly drive DC0-30V/80-250VAC load, and the relay can withstand up to 10A.Remote control uses 12V 23A dry battery(No battery)..
  • [Wireless Remote Control Module] Its coding type is fixed code and learning code. The control mode is three modes: jog, self-lock and interlock. Delivery defaults to jog mode. If you need to switch to self-locking or interlock mode. You need to change the contacts labeled “L” and “T” on the back of the receiving module..
  • [Wireless Remote Control Module] It also has learning and deletion capabilities. The operation is very simple and detailed in the product description..
  • [Wireless Remote Control Module] A wide range of applications, from simple home remote control to autonomous control, such as windows, entrances, garage doors, alarm systems, lift....
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ARCELI 5PCS PS2 Joystick Game Controller XY Dual-axis Joystick Breakout Module Compatible with Arduino

  • PS2 game joystick axis sensor module consists of using original quality metal PS2 joystick potentiometer system For the (X, Y) a 2-axis analog output and for (Z) 1 digital output channel button..
  • Simply connect to two analog inputs, the robot is at your commands with X,Y control. It also has a switch that is connected to a digital pin..
  • This joystick module can be easily connect to Arduino by normal IO Expansion Shield with supplied cables..
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Excelity 3pcs Ultrasonic Module HC-SR04 Distance Sensor with 3pcs Mounting Bracket

  • [PACKAGE INCLUDED] 3pcs HC-SR04 distance measurement module & 3pcs mounting bracket for installation.
  • [FEATURE] These module is for distance measuring transducer that working with ultrasonic, they consist of ultrasonic transmitter, receiver, and....
  • [FUNCTIONAL PARAMETER] Effectual Angle: .
  • Resolution : 0.3 cm. Power Supply : 5V DC.
  • [UNIVERSAL COMPATIBILITY] Built in standard interface that can be controlled directly by microcontroller，such as 8051, AVR.
  • [WORKING PRINCIPLE] Using IO trigger for at least 10us high level signal, when triggered it sends out a series of 40KHz ultrasonic pulses and receives....
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3v Relay Board Raspberry Pi Arduino Relay Module 1 Channel Opto-Isolate High Level Trigger for IOT ESP8266 Microcontrollers Development Board

  • 【1 Channel Relay Module】- This Relay Board provides a single relay that can be controlled by any 3V/3.3V digital input from your microcontroller IO..
  • 【Main Specification】- The 3v Relay 1 Channel power switch module compatible with 10A 250VAC and 10A 30VDC load.4pcs * 2.5 mm Fixed Bolt Hole..
  • 【Adopted Optocoupler Isolation】- 3V/3.3V power relay module supports photocoupler isolation control and dual power supply input ensure high anti-interference ability. Fast response time less than 20ms and long life time up to 100,000 times snap action with diode freewheel protection..
  • 【Jumper Caps】You can select whether the relay and the signal use the same power supply or not by removing the jumper caps on the pins. And It is better to share the same power supply, because that is more convenient for using..
  • 【Wide Application】- These 3v relay board works well with Arduino/ ARM /PIC /AVR /MCU/Raspberry/CNC machine/ PS4/3.3V /NodeMCU/IOT/ ESP8266 module etc..
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