Small Heatsink Shipping:2-4 Weeks * Battery Charger Circuit -

* Battery Charger Circuit - just plug in a USB the battery starts charging with the auto switching circuit - there\'s no extra charger needed and no digging the battery out of your project so you can charge and program at the same time over USB

At the heart of the Stepoko is an Uno compatible ATmega328p

The best advantage is that ATmega32u4 has two serial ports which allows uploading sketches without removing wireless modules

to use MCU SOC commands to operate module like fingerprint enroll

Reverse-voltage protection circuit

Small Heatsink Shipping:2-4 Weeks * Battery Charger Circuit -These tiny little black anodized heat sinks are perfect for cooling off small surface mount components such as the Allegro A4983 stepper driver. **Note:** We ship these as singles **Features:** * 0. 19x0. 25x0. 30\" **Documents:** * [Datasheet](https: www. shopaavid. com Product 61565 full)