SAJAC is a smart jacket for caving that helps explorers to monitor environmental conditions and request help when needed using BLE and LoRa

Send email alerts with LightBlue Bean using Node-RED on Raspberry Pi.

This tutorial teaches you how to create a telegram bot to control LightBlue Bean RGB led.

Get notifications by email when your door has been unlocked.

O-Zone is a DIY Bluetooth lamp. You can modify the color of the lamp and also the brightness of leds.