This is a 18650 battery charger made out of a commercial, china very cheap 220V charger. I strip`t everything out and installed the TP4056 board witch can charge the 3,6V cell with current up to 1A. It is basically a better version of the very popular XSTAR MC1 charger witch uses the little brother the TP4057 that can only supply 500mA to the cell. (read more)
Displays the weather forecast for the next four days as icons on 8×8 LED matrices. Based on a Raspberry Pi using LED matrices from Adafruit. Housed in a custom built wood enclosure with a glass front panel. (read more)
Stop breadboarding and soldering – start making immediately! Adafruit’s Circuit Playground is jam-packed with LEDs, sensors, buttons, alligator clip pads and more. Build projects with Circuit Playground in a few minutes with the drag-and-drop MakeCode programming site, learn computer science using the CS Discoveries class on code.org, jump into CircuitPython to learn Python and hardware together, TinyGO, or even use the Arduino IDE. Circuit Playground Express is the newest and best Circuit Playground board, with support for CircuitPython, MakeCode, and Arduino. It has a powerful processor, 10 NeoPixels, mini speaker, InfraRed receive and transmit, two buttons, a switch, 14 alligator clip pads, and lots of sensors: capacitive touch, IR proximity, temperature, light, motion and sound. A whole wide world of electronics and coding is waiting for you, and it fits in the palm of your hand.