The Seeeduino Lite is a Arduino-compatible microcontroller.
The Seeeduino is physically and electrically identical to the Arduino Leonardoboard, except it's in a different color. It also comes with two Grove sockets, for use with Grove peripherals and sensors.
It is compatible with all Arduino software, and can be programmed with the Arduino IDE.
It uses a micro-B USB port, and requires a micro-USB cable to connect it to a computer.