The HC-05, a Bluetooth to serial bridge, can be found for around $5 on the internet and therefore may be the cheapest way to add Bluetooth connectivity to your project. However, its default setting… ...

Posted in Arduino Hacks, LED Hacks, Transportation Hacks Tagged arduino nano, bicycle, hc-05, QI, turn signal, weatherproof ← Programmable Air Makes Robotics A Breeze Headlight Mod For An Audi ...