ReviewsDwdm Edfa Module

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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MEGA 2560 Starter Kit Ultra (100% Arduino IDE Compatible) w/ Battery Holder, Sensors, Modules, Resistor kit and Components (no Supply)

  • -Arduino MEGA R3 (generic high quality) + USB cable -6xAA Battery holder (9VDC) -WiFi ESP8266 module -Model Bluetooth Master / Slave HC-05 -Box with plastic cells (organizer of components) -Shield for prototypes + Mini-Breadboard -Large Breadboard (830 points ) -Dupont Cables 10 * Female-Female + 10 * Male-Female + 10 Male-Male -Cable Jumper for breadboard -6 Push Buttons with multicolored caps -Joystick Module type PS2.
  • -RC-522 RFID Module with white RFID Card and RFID Keychain -High-precision RTC Real-Time Clock Module DS3231 and EEPROM AT24C32 -PIR Presence Sensor HC-SR501 -Distance measurement module HCSR04 -Sound sensor detector module with programmable threshold -LM35 temperature sensor -Tilt detector module -Servo SG90 motor -Stepper motor (5V) -Motor driver module for stepper motor ULN2003.
  • 5V Active Buzzer -5V Passive Buzzer -LCD 1602 16 characters * 2 lines -LED Display Driver MAX7219 -LED Matrix Display of 8*8 -7 Segments Display 1 digit -7 Segments Display 4 digits -Simple Relay Module - Infrared Remote Control 38kHz - 38kHz Infrared decoder receiver (type 1838) - Infrared phototransistor (Flame sensor) - Infrared LED - Light sensor (Photoresistor).
  • -10 * LEDs 5mm Diffused RED -10 * LEDs 5mm Diffused GREEN -10 * LEDs 5mm Diffused YELLOW -5 *....
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5PCS HC-05 Wireless Bluetooth Receiver RF Serial Transceiver Module Master Slave Integrated Bluetooth Module 6 Pin Wireless Serial Port Communication BT Module

  • HC-05 Bluetooth Module is an easy to use Bluetooth SPP (Serial Port Protocol) module, designed for transparent wireless serial connection setup..
  • Default baud rate:9600, Button: Press the button.
  • the module enter the AT mode. AT commands are executed only in AT mode..
  • HC-05 is able to operate in both master and slave mode. Its communication is via serial communication which makes an easy way to interface with controller or PC. It's ideal replacement to your wired serial connection..
  • HC-05 Wireless BT Module: with this HC 05 Bluetooth module,You can quickly add the Bluetooth feature to your motherboard project, and then you can use your android phone to control some gadgets, such as: switch, LED..
  • Note: The module doesn’t suitable for IOS system..
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Logitech USB Unifying Receiver - 2 Pack

  • Applications: This device can be wildly used to wireless remote control,wireless audio,somatosensory devices, RFID, NFC, smart grid, smart home, etc..
  • NRF24L01 Wireless Transceiver Module with 125 Communications channels, multi-point communication and frequency hopping to meet the communication....
  • NRF24L01 wireless transceiver module built-in 2.4GHz antenna, small size, 15x29mm (including antenna).
  • it can be directly connected to a variety of....
  • The operating voltage of the wireless module is generally 3.3v, while the ordinary 51 microcontroller is 5v. This module is convenient to shop....
  • NRF24L01 Socket Breakout Adapter with NRF24L01 Wireless Transceiver Module.
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EC Buying AD620 High Accuracy Low Power Programmable Instrumentation Amplifier Module Voltage Amplifier Module Differential Amplifier Single-Ended/Differential Small Signal/Small Amplifiers Module

  • ... range of 1 to 10,000. Ideal for portable (or remote) applications. With high accuracy, low offset voltage, and low offset drift, the AD620 is ideal for precision data acquisition systems such as electronic scales and sensor interfaces. Also features low noise, low input bias current, and low power consumption. The module has a fixed voltage output..
  • ♥Basic Features: ✭Module Name AD620 Instrument Programmable Amplifier ✭Module size:50mm * 50mm ✭Module power supply: 5V-24V ✭Module input signal type: single-ended signal or differential signal ✭Module signal input and output range: the input signal range is within 100 microvolts of the power supply, and the output signal range is within the power supply ✭Module bandwidth: AD620: 120KHz (G=100), AD623: 800KHz (G=1), AD620/623 is lower than 50KHz at high gain, and higher than 1MHz at low gain.
  • ♥ Other Features: ✭Module gain: When there is no solder slip, the AD620 will zoom by 10 times by default, and the AD623 will zoom by 20 times by default. During welding slip, AD620: G=1+50K/Rg, AD623: G=1+100K/Rg ✭Maximum magnification of the module: more than 2000 times (actual measurement), due to the large gain of the waveform frequency band, it is recommended to use multi-stage amplification wi....
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1024 P/R 5VDC 10mm Diameter Hollow Shaft Incremental Rotary Encoder

  • This is the "momentary" variety of the touch sensor - touch and it turns on, release and it turns off..
  • Positive and negative can be used as a touch surface,can replace the traditional touch button..
  • Four M2 screws positioning holes for easy installation.Module can be installed in such as surface plastic, glass of non-metallic materials..
  • In addition to the thin paper ( non-metallic ) covering the surface of the module , as long as the correct location of the touch , you can make hidden in the walls, desktops and other parts of buttons..
  • The module is based on a touch-sensing IC (TTP223B) capacitive touch switch module. In the normal state, the module output low, low power consumption.
  • When a finger touches the corresponding position, the module output high, if not touched for 12 seconds, switch to low-power mode..
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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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AOICRIE 2PCS DS3231 Real Time Clock Module RTC Clock Memory Module 3.3V/5V for Raspberry Pi (2PCS Yellow)

  • The RTC clock module is of complete clock calendar functions include seconds, minutes, hours, day, date, month and year timing , provide valid until the year 2100 leap year compensation.
  • The RTC clock module is of ±3℃ digital temperature sensor, and the timing accuracy kept at ± 5ppm (± 0.432 sec / day).
  • The RTC clock module has the characteristic of low power consumption, with 1 Hz and 32.768 kHz output.
  • The RTC clock module itself can be adapted to 3.3 V and 5 V system, with -40 ° C to +85 ° C temperature range, easy and convenient to use.
  • for Raspberry pi highest precision clock module DS3231, note board can also use this module..
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DSD TECH HM-18 CC2640R2F Bluetooth 5.0 BLE Module Compatible with HM-10 for Arduino

  • Original HM-18 module: DSD TECH brand guarantees and we accept refund without any excuse..
  • Bluetooth 5.0 BLE Module: The chipset is CC2640R2F from TI,Compared to the Bluetooth 4.0 module, this BLE module has a faster transfer rate and a larger MTU..
  • Compatible with HM-10, if you are using HM-10 now, you can quickly upgrade your board to Bluetooth 5.0 BLE..
  • Free APP: DSD TECH offers a free app that you can get this module into work in 5 minutes. Please search "DSD TECH Bluetooth" in Google Play App store..
  • DSD TECH back this HM-18 Bluetooth 5.0 BLE module with ONE Year WARRANTY and lifetime technical support. If you meet any question, please contact us, we will fix your issue within 24 hours.
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Honeywell YTH5320R1000 Wireless Focuspro Thermostat Kit, Non-Programmable Redlink Enabled

  • EQUIPMENT INTERFACE MODULE(EIM): All HVAC equipment is wired to the module. Module receives communication from the wireless devices.
  • RETURN AIR SENSOR: Works with the Equipment Interface Module to maintain safe indoor temperatures if power is lost at the wireless thermostat. Maintains 62 F for heating and 82 F for cooling.
  • Module receives communication from the wireless devices.
  • Maintains 62 F for heating and 82 F for cooling.
  • THERMOSTAT: Same great features of the FocusPRO thermostat - now wireless..
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DSD TECH HM-19 Bluetooth 5.0 BLE Module with CC2640R2F Chip Compatible with iOS Devices

  • Original HM-19 module, DSD TECH brand guarantees and we accept refund without any excuse..
  • Bluetooth 5.0 BLE Module: The main IC is CC2640R2F from TI,Compared to the Bluetooth 4.0 module, this module has a faster transfer rate and a larger MTU..
  • Fully compatible with HM-11,HM-17, if you are using HM-11 or HM-17 now, you can quickly upgrade your board to Bluetooth 5.0 BLE..
  • DSD TECH offers a free app that lets you quickly integrate this module into your project.Please search "DSD TECH Bluetooth" in Google Play and the Appstore..
  • DSD TECH back this HM-19 Bluetooth 5.0 BLE module with ONE Year WARRANTY and lifetime technical support. If you meet any question, please contact us, we will fix your issue within 24 hours.
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