1pcs Wireless module NodeMcu Lua WIFI Internet of Things development board based ESP8266 CP2102 with pcb
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1pcs Wireless module NodeMcu Lua WIFI Internet of Things development board based ESP8266 CP2102 with pcb
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1pcs Wireless module NodeMcu Lua WIFI Internet of Things development board based ESP8266 CP2102 with pcb

1pcs Wireless module NodeMcu Lua WIFI Internet of Things development board based ESP8266 CP2102 with pcb Antenna and usb port

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Price:  US $3.40 / piece
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The Introduction

The NodeMCU is an open source – The firmware and development kit that else you to prototype your IoT product within what Lua script lines. Formore details, do visit
Feature

The Open – source
Interactive,
Programmable
Low cost
Simple
Smart
Wi-fi enabled
Ard – uino – like the hardware IO

The Advanced API for the hardware I/o, which can dramatically reduce the redundant work for you and manipulating the hardware.
Code like ard uino, but interactively in Lua script.
Nodejs style network API

Event – driven API for network applicaitons, which faciliates developers writing code running on a 5 mm * 5 mm sized MCU Nodejs in style.
Greatly speed up your IOT application developing process.
Lowest cost wi-fi

Less than $2 a wi-fi MCU ESP8266 integrated and esay to prototyping development kit.
We dojo.provide the best platform for IOT application development at the lowest cost.
Specification

The Development Kit -based on ESP8266, integates GPIO, PWM, IIC, 1 – Wire and ADC all in one board.
Power your developement in the fastest way combinating with NodeMCU Firmware!
USB to TTL included, plug&play
10 GPIO, every GPIO can be PWM, I2C, 1 – wire
The FCC CERTIFIED wi-fi module (” Coming soon)
PCB antenna

USD 1.80-1.93/pieceUSD 17.00-17.50/setUSD 1.45/pieceUSD 1.96/setUSD 1.50/setUSD 2.33/setUSD 3.40/piece

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Return Policy If the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.

N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
Seller Service On-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).

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Price:  US $3.40 / piece
from AliExpress