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ESP-WROOM-02 development board D1 For Nodemcu wifi Internet of Things

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ESP-WROOM-02 development board D1 For Nodemcu wifi Internet of Things

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Smart Electronics ESP-WROOM-02 D1 Nodemcu wifi module Esp8266 module 16Mbit
Model Number
ESP-WROOM-02 D1
Application
Wifi Module
Color
AS Picture


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Thermoelectric Peltier Refrigeration Cooling System Kit Cooler for DIY TEC-12706 mini air conditioner

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Three in one: (1) Use as an ordinary step-down module with over-current protection capability; (2) Used as a charger for various voltage values of lithium batteries, batteries, nickel-cadmium nickel-metal hydride batteries (battery pack), used in solar panels, wind turbines and other occasions; (3) Use as a high-power LED constant current drive module

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DC 5V & DC12V ESP8266 WIFI 4-Channel Relay Module IoT Wireless Transmitter

ESP8266 WIFI 4-Channel Relay Module is 4 channel WIFI relay module carried a ESP8266 WIFI module and mature 8 bit MCU, with Professional switching power supply circuit.It could control the relay by Android phone APP within the local area network (LAN).It is easy to set .

DC DC Boost Converter Constant Module Current Mobile Power Supply 250W 10A LED Driver Module Non-isolated Step Up Module

Applications: 1, DIY a power supply, 12V can input and output can 12-50V adjustable. 2, the power supply for your electronic device, according to your system can set the output voltage value. 3, as the car power supply for your laptop, PDA or a variety of digital products supply. 4, DIY a mobile notebook power supply: 12V coupled with high-capacity lithium battery pack, so you can go where light where books. 5, solar panel regulator.

TPA3116D2 high power /HIFI digital 2.1 power amplifier board 10-25V

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