Top Led Module Board Reviews

ESP8266 Wire~Less Wi~Fi Transceiver Relay Module, 4 Channel DC 5V Smart Switch Relay Module for Smart Home Automation System IOT A~PP Con~Troller

SUPPORT TWO WORK MODE: Mode 1: cellphone carry on WIFI module directly. Mode 2: cellphone and WIFI module carry on router together..
TRANSMISSION DISTANCE: In the open environment,when mobile phone is carrying on the WIFI module ,maximum transmission distance is 100 meter. When the WIFI module and cell phone carrying on the router at the same time the signal transmission distance depends on router signal..
SAFE: Optocoupler isolated output, safe and reliable..
LED INDICATOR: On board relay LED indicator , mode option and working statue LED indicator..
SHOP WITH CONFIDENCE: To Provide You With the Highest Quality Service, If You Have Any Question, Please Feel Free to Contact Us.We Will Provide After-sales Service Until You Are Satisfied..

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UMLIFE 5pcs NRF24L01+PA+LNA RF Transceiver Module with SMA Antenna 2.4 GHz 1100m + 5pcs NRF24L01 Wireless Module with Breakout Adapter On-Board 3.3V Regulator for Arduino

It can be wildly used to wireless remote control, somatosensory devices, RFID, NFC, smart grid, smart home, wireless audio etc..
5PCS NRF24L01 8 Pin Socket Breakout Adapter Board: On-board AMS1117-3.3 chip, a simple socket breakout board which is for 8-Pin NRF24L01 wireless module.
5PCS NRF24L01+PA+LNA RF Transceiver Module with SMA Antenna: Built-in 2.4Ghz antenna: available software to set the address, only received local address when output data(Provide interrupt instruction), can be directly connected to a variety of microcontrollers.
RF24L01+ Breakout Adapter: Small power on SMD LED indicator, On-board 3.3V voltage regulator, which accepts +5V power supply input and provides 3.3V for the attached "nRF24L01+" module..
The packing list includes: 5 * NRF24L01+PA+LNA Wireless Transceiver RF Transceiver Module.

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Getting Started with the micro:bit: Coding and Making with the BBC's Open Development Board (Make)

Specially designed for Microbit board. This kit includes a keyestudio sensor shield fully compatible with micro bit and other commonly used 37 kinds of sensor modules. It's compatible with both microbit v1.5 and v2, microbit board not include!.
Designed to learn electronics programming. Great hands on STEM kit to get started with the micro bit. The product needs to be debugged before use, such as an LED display module. Please use an external power supply and debug the backlight brightness..
The kit gives 37 kinds of common sensors, such as Digital LED Module, Analog Temperature Sensor, Photocell Sensor, Ultrasonic Module etc, allow you make a lot of interesting projects like Traffic Light, Magnetic Check, Temperature Test, Joystick Test, Photo-interrupter Test, Alcohol Detection and so on..
We have detailed tutorial( included introduction, wiring diagram, test code, driver installation, Example Projects...... Step by step to explain how to use on our wiki page..
Solder is very clean, everything is aligned nicely, all boards are well packed after function, voltage, current testing, protected in a beautiful box. Up to FCC and CE Standard: made from environmentally friendly components and materials..

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TFD Supplies Wholesale Bulk Earbuds Headphones 50 Pack for iPhone, Android, MP3 Player - Black

With high quality, onboard 2W single channel power amplifier..
4 buttons on the board for setting operation..
Support MP3 format, playing power on automatically, LED indocator light when module is working..
Mp3 lossless decoders power amplifier Mp3 player module Mp3 decoder board support TF card and USB..
Support TF Card (mobile phone memory card), U disk playback mode With the speaker terminals without welding..

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HiLetgo HC-05 Wireless Bluetooth RF Transceiver Master Slave Integrated Bluetooth Module 6 Pin Wireless Serial Port Communication BT Module for Arduino

The factory setting is slave mode, but you can set this module to master mode so that you might be able to connect to other Bluetooth 2.0 devices.HC-05 Wireless BT Module.
HC-05 Wireless BT Module: with this HC 05 Bluetooth module,You can quickly add the Bluetooth feature to your Arduino project, and then you can use your android phone to control some gadgets, such as: switch, LED..
Master and Slave 2-IN-1 HC 05 Module:Working Voltage 3.6V to 6V , Default baud rate:9600,Default pin:1234.
Button: Press the button, the module enter the AT mode. AT commands are executed only in AT mode..
6 PIN Dopunt Cable : with this Dupont Cable, you can easily connect this HC-05 Bluetooth module to your Arduino Board.

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HiLetgo 2pcs HC-05 Wireless Bluetooth RF Transceiver Master Slave Integrated Bluetooth Module 6 Pin Wireless Serial Port Communication BT Module for Arduino

The factory setting is slave mode, but you can set this module to master mode so that you might be able to connect to other Bluetooth 2.0 devices.HC-05 Wireless BT Module.
HC-05 Wireless BT Module: with this HC 05 Bluetooth module,You can quickly add the Bluetooth feature to your Arduino project, and then you can use your android phone to control some gadgets, such as: switch, LED..
Master and Slave 2-IN-1 HC 05 Module:Working Voltage 3.6V to 6V , Default baud rate:9600,Default pin:1234.
Button: Press the button, the module enter the AT mode. AT commands are executed only in AT mode..
6 PIN Dopunt Cable : with this Dupont Cable, you can easily connect this HC-05 Bluetooth module to your Arduino Board.

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DSD TECH HM-10 Bluetooth 4.0 BLE iBeacon UART Module with 4PIN Base Board for Arduino UNO R3 Mega 2560 Nano

Low Energy: With HM-10 bluetooth 4.0 module, you can add Bluetooth features to your project and support iphone4s or later..
DSD TECH Brand 4pin Base Board: Through this base board, leads to VCC, GND, TX, RX. You can be very convenient to connect to your arduino project.
Led status indication: when the connection is established will always light, disconnection is flash.
iBeacon Support:You can make this module into ibeacon mode.So you can have your own ibeacon.it also Supports Apple Notification Center Service (ANCS).
working voltage 3.6 V to 6V,Default rate of 9600. DSD TECH back this Bluetooth 4.0 LE module with ONE Year WARRANTY. If you meet any question, please contact us, we will fix your issue within 24 hours..

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Seeed Studio LoRa-E5 Development Kit - Based on LoRa-E5 STM32WLE5JC, LoRaWAN Protocol and Worldwide Frequency Supported.

...ard is an easy-to-use compact development toolset for you to unlock the powerful performance of the LoRa-E5 STM32WLE5JC. It consists of a LoRa-E5 Mini Board, an antenna(EU868/US915), a USB type C cable, Sticker and a 1X12pin male pin headers..
✨【Easy Testing and Rapid Prototyping】The sleep current of LoRa-E5 modules on board is as low as 2.1 uA(WOR mode). It is a user-friendly board for easy testing and rapid prototyping..
✨【Full GPIOs Led Out to Rich Interfaces】LoRa-E5 Dev Board also has rich interfaces, including RS-485, Grove, and etc. Developed to unlock the full functionality of the LoRa-E5 module, LoRa-E5 Mini Dev Board has led out full 28 pins of LoRa-E5 and provides with rich interfaces including Grove connectors, RS-485 terminal, male/female pin headers for you to connect sensors and modules with different connectors and data protocols, saving your time on wire soldering..
✨【Long-distance Transmission Range to 10km】LoRa-E5 Mini Dev Board features an ultra-long transmitting range of LoRa-E5 up to 10km in an open area, extremely low chip power consumption, and user-friendly interfaces. Note: Ideal value in open area..
✨【Global LoRaWAN and LoRa Frequency Plan Supported】LoRa-E5 Mini Dev Board embedded with LoRa-E5 STM32WL....

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Power Eject Bind RF IR LED Light Bluetooth Board Module Replacement Part for Microsoft Xbox One S Slim

Power Eject Bind RF IR LED Light Bluetooth Board Module Replacement Part for Microsoft Xbox One slim.
Tips: This is replacement to replace your old damage Power Eject Bind RF IR LED Light Bluetooth Board, don't include instructions, please install it....
Broken your Power Eject Bind RF IR LED Light Bluetooth Board ? don't need to change new device, just buy this item and replace your damage Power Eject....
Compatible with: Microsoft Xbox One Slim (Please check your model before your purchase).
Shipped by Amazon. Any questions, please contact us first, we will try our best to help you..

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5V ESP8266 Dual Channel WiFi Relay Module IOT Smart Home Phone APP Remote Switch with 100M Transmission Distance

ON-BOARD ESP-01 WIFI MODULE: The relay board is equipped with on-board ESP-01 WiFi module and high performance microprocessor STM8S103..
UART DEBUG INTERFACE: The relay has reserved UART debug interface and STM8 SWIM program download interface..
SMART CONFIG TECHNOLOGY: The module uses smart config technology to complete the account and password configuration on the APP ESP-01 WiFi module on the mobile phone, and configure the username and password memory functions..
ON-BOARD 5V RELAY: This relay module adopts On-board 5V,10A250V AC 10A30V DC relay, which can continuously pull 100,000 times with diode discharge protection and short response time..
WORKING STATUS INDICATOR: The module has board mode selection and real-time working status indicator..

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Comimark 1Pcs GY NEO 6MV2 GPS Module NEO-6M GY-NEO 6MV2 Board with Antenna for Arduino New

This is GY NEO 6MV2 GPS Module NEO-6M GY-NEO6MV2 Board with Antenna for Arduino New，The default baud rate: 9600..
Non-brand New Chip, but the use of the same effect.，Module with antenna, mini size with strong signal..
EPROM save the configuration parameter data when power down，With data backup，With LED signal lights，Compatible with various flight control....
Package Included:1Pcs GY NEO 6MV2 GPS Module NEO-6M GY-NEO6MV2 Board with Antenna for Arduino New(If the number of products received is incorrect,....
We highly appreciate all customers opinions to improve the selling, also if anything you unsatisfied, please contact us for probable best solution..

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DC 4.5-30V 10Amp Blinking Flasher Module

This is a simple and practical blinking flasher module, the ON and the OFF duration can be adjusted separately. The blinking flasher module is suited for both resistive and slightly inductive loads. This blinking flasher module is ideally suited for driving for example LED lamps, hazard lights, warning signs, safety beacons, DC light bulbs, etc .....
Operating voltage DC 4.5 to 30V. Maximum current: 10 Amp. Maximum load 300 Watts/at DC 30V, 120 Watts/at DC 12V. (NOTE: this product no step-up, step-down or inverter function, only for DC load).
Time-ON 0.01 to 15 seconds and Time-OFF 0.01 to 15 seconds adjustable. The output ON - OFF - ON – OFF… cycle alternates..
Two precise 25-turn adjustable potentiometers, you can use a screwdriver to easily adjust the ON and OFF time you need. With LED indication for output status..
Compact plastic case and wires connects for easy mount. Two screw mounting holes are convenient for you to fix it on the wall or wooden board. Of course, you can also choose not to lock the screw..

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ESP32 Development Board Module High Precision Test Burn Fixture for ESP-WROOM-32 Minimum System

【Small Batch Burn 】The fixture doesn't contain ESP32 module, which is suitable for burning test board of ESP-WROOM-32 module.
【Test Burn Fixture】The pin has good contact performance, ensure stable working.
【Precise Burn Fixture】All IO port have led can be used as the minimum system board or small batch burn with fixture.
【Precision Process】This burn fixture is adopted of high quality electronic components, and precision process, ensure for the durability.
【Stable 】ESP32 is a safe, reliable, and scalable to a variety of applications,and Ultra-Low power consumption, works perfectly.

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