battery powered

Mini ESP32 Gamepad DIY Mini ESP32 Handheld Gamepad: A Compact Retro Gaming Experience

If you love retro games and enjoy DIY electronics, this project made by YK Electrical is perfect for you. It’s a tiny handheld gamepad powered by…

Battery-powered AI/ML-based Smart Alarm System Battery-powered AI/ML-based Smart Alarm System with Sensor Fusion and Acoustic Event Detection

Infineon Technologies AG has announced its battery-powered Smart Alarm System (SAS) that achieves high…

BeanCounter Open-Source Parts Counter BeanCounter: Battery-Powered, Pocket-Sized, Open-Source Parts Counter for 8 mm Cut Tape and Partial Reels

BeanCounter is a SMT parts counter that fits in your pocket and uses two IR photointerrupters to count parts about as fast…