New solar chargers are lightweight and fast enough to power phones and recharge battery packs. We review the best models for hiking, camping and garden power ...

How it works is simple: you can track devices using Bluetooth on the ESP32, and through a combination of presence and signal strength, you can define a sensor that changes to an "on" state when your ...

If you'd prefer to play a game you'd find in an actual arcade, then check out the Galagino. This project combines the power of 3D printing with an ESP32 to create a small arcade cabinet you can use to ...