This explains how to control devices using wireless transceiver module NRF24L01. The same can be modified as wireless sensor project.
by Anas Dalintakam
This explains how to control devices using BLE and smartphones.
Project tutorial by Anas Dalintakam
We need to sense intensity of light in many of our IoT/home automation projects. Here I explain a simple implementation of ambient sensor.
sorry .english please
3.3v is required voltage .you can use Lipo
yes .simply add more switches to create more commands and then simply control different outputs in receiver side
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