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Best Through Hole Module

NOYITO 2-Channel 5V Computer USB Control Switch Relay Module Drive-free relay module Plug and Play Suitable for PC Smart Controller

  • The module uses HID technology, without any driver, plug and play. Support WIN7,10, XP 32-bit, 64-bit system, easy to use simple..
  • Onboard square USB interface, stable connection.
  • use of high-performance USB control chip.
  • use dedicated relay driver chip ULN2803, relay work more stable.
  • Power outlet and terminal, two access power mode convenient and flexible. After connecting the power, even if the computer shut down or USB from the computer pull out, the relay can also maintain the set state..
  • 【NOTE: The 1-Channel 2-Channel module does not require an external power supply. 4-Channel 8-Channel modules require an external module power supply. 】PCB size: 56.5mm * 40.6mm, fixed hole size: 3mm, fixed hole center moment: 52.2mm * 36.6mm..
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ICC/Intervox MEO-627PN-02-643, Condenser Microphone 6.0 X 2.7

  • DEPENDABLE TO USE: The Mic sensor sound module is professional manufacturing, voice detection module has high performance, strong reliability, making sure safety use..
  • MAIN FUNCTION: This microphone sound detection module can detect sound strength of the environment, with high accuracy, great for professional usage..
  • ANALOG OUTPUT: The microphone sensor sound module supports analog voltage signal output, the signal amplitude is VCC/2, stable to use..
  • ADJUSATBLE GAIN: The mic sensor voice module has high sensitivity, built in amplifier circuit, and the gain can be adjusted as needed..
  • AD COVERSION: The microphone voice detection module can obtain the voltage signal of sound intensity through AD conversion..
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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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DORHEA 5PCS TM1637 0.56\ 4 Bits Digital LED Display Module with Clock Display 0.36 inch Common Anode Red Digital Tube Board with Cable for Arduino Raspberry Pi DIY Kits

  • The module is a 12 foot with a clock point four common anode tube (0.36 in.) display module driver IC is TM1637 driver IC TM1637, only two signal lines can make the MCU control 4 8 digital tube..
  • Display device is a total of 4 red LED word tube. Digital tube 8 grayscale adjustable. Control interface level can be 5V or 3.3V..
  • 4-digit LED display module with LED brightness adjustable and clock point, can be used to display decimal, letters and so on, suitable for uses in induction cooker, micro-wave oven and small household electrical appliance..
  • Total 4 pins (GND, VCC, DIO, CLK), GND to ground, VCC for the power supply, DIO for the data input and output pins, CLK for the clock signal pin..
  • The Positioning holes in this LED Display Module 4 Bits has 4 M2 screws positioning hole diameter is 2.2mm and the positioning of the module is easy to install with easy to achieve the inter-module combination..
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AURSINC SHARI PiHat - Portable SA818 Ham Allstar Radio Interface Compatible with Raspberry Pi 2/3/4 | Raspberry Pi Hosted Allstar Node | UHF Frequency Range 1W 420-450MHz/70cm | Amateur Radio Operator

  • ...), USB Audio CONNECTION STATUS (blinking green), COS (green) and PTT (red).
  • SHARI PiHat uses 5 volts from the Pi, and the best place to measure it is from pin 8 (+5) to pin 9 (GND) of the SA818 module.
  • [Feature 2] SHARI PiHat uses a single circuit board which contains installed surface mount (SMD) parts as well as 2 through-hole parts, a surface mount SMA connector and the SA818 (UHF) radio module.
  • PiHatU also uses the Cmedia CM119B USB audio IC.
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Youngneer 5v Relay Board Raspberry Arduino 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 Arduino/ 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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2pcs Ultrasonic Module HC-SR04 Distance Sensor with 2pcs Mounting Bracket for Arduino Uno R3 Mega 2560 Nano Raspberry Pi 3 Smart Robotics Projects

  • HC-SR04 Ultrasonic Sensor Distance Module: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 time velocity of sound (340M/S)/2..
  • Resolution:0.3 cm,Module precision:blind spots (2cm)-SUPER CLOSE..
  • The module performance is stable,measure distance accurately.SRF05,SRF02 ultrasonic ranging module comparable.This module is compatible with GH-311 anti-theft module..
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Gikfun Prototype Shield DIY Kit A1 for Arduino Mega 1280 2560 R1 - R3 (Pack of 2pcs) EK1096x2

  • Prototyping Shield Diy Kits. Great for building your own designed Arduino Uno sheilds..
  • You can solder parts to the prototyping area to create your project, or use it with a small solderless breadboard to quickly test circuit ideas without having to solder..
  • It's got extra connections for all of the Arduino MEGA 1280 / 2560 R1 R2 R3 pins, and it's got space to mount through-hole and surface mount integrated circuits..
  • The Prototyping Shield makes it easy for you to design custom circuits..
  • It's a convenient way to make your custom circuit and Arduino into a single module..
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Adafruit 1918 Analog UV Light Sensor Breakout - GUVA-S12SD

  • photosensitive resistance module's most sensitive to ambient light, commonly used to detect environment around the brightness of the light, or MCU trigger relay module, etc..
  • module in the environment light intensity than set threshold, output high level DO end, when the environment light intensity more than set threshold, the DO output low level.
  • the DO output can be directly connected to microcontroller, through single chip microcomputer to detect the high and low level, thus to detect the environment light intensity change.
  • the DO output can be directly driven our relay module, which can form a light-operated switch..
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SmallRig Protective Case for DJI Action 2 Dual-Screen Combo Camera Housing Case with Magnetic Attachments Case Protector Accessory Grey - 3627

  • 【Designed for DJI Action 2】The camera cover fits the camera perfectly and does not interfere with any functions or buttons, which can protect your....
  • 【Only for DJI Action 2 Dual-Screen Combo】One cage for Action Camera and another cage for Touchscreen Module is included in package. The cage for....
  • 【Keep Magnetic Design】 This cage doesn't interfere with the magnetic design of the camera, allowing you to snap and switch freely between....
  • 【Snap-in Design】Both sides are designed with the same tabs as the camera body, allowing for a more secure connection between the battery module....
  • 【No Blocking of the Interface】All of the camera's ports are retained, such as the charging hole, the sound collection hole and the indicator....
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DISH MT2 OTA MODULE [Electronics]

  • An MT2 Over-the-Air (OTA) Module to connect your over-the-air (OTA) antenna directly to your ViP222k or ViP722k DVR satellite receiver.
  • View local, digital, over-the-air channels directly through your satellite receiver by integrating the OTA channels into your Program Guide..
  • An OTA antenna must be installed to use the Module..
  • A satellite signal and a DISH Network programming subscription is required to operate the OTA module..
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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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Laser Engraver Cutting Module, LASER TREE 10W Output Optical Power Diode Laser Head, Double Ultra-Fine Compressed Spot Laser Cutter Module with Air Assistance, Laser Engraver for Wood and Metal, 24V

  • POWERFUL 10W DUAL LASER MODULE – The LASER TREE laser module has 80W machine power and 10W output power, 0.08*0.08mm compressed spot enabling finer laser engraving. The laser module engraves 304 stainless steel up to 300mm/s at a 45mm focus length. And laser cutter module ability to cut through 8mm thickness plywood by one pass at speed of 1.5mm/s. Excellent engraving speed & remarkable cutting ability for a better cutting/engraving experience..
  • AIR ASSIST & EYE PROTECTION MODES – AIR ASSIST Mode: LT-80W-AA laser engraver module is equipped with an air assist metal nozzle that can make material edges cleaner when cutting/engraving. That will greatly reduce burned marks and bring you an excellent cutting experience. (Note: Air-assisted pump not included) Mode 2: This laser module comes with a detachable eye protection cover. When engraving with this laser head, you could use this protective cover that can effectively filter blue light..
  • ULTRA-LONG SERVICE TIME – The main part is made of aluminum alloy to make the module structure more solid. And this laser cutter engraver module built-in fan cooling system, a fan speed of 10000 rpm, and cools efficiently to prolong service life. Original diode, high quality, lifetime up to 20,000 hours. Engraving ....
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