Features
8-bit 1T8051 kernel
Frequency: 16MH
Package: TSSOR20
Storage: 1KB RAN / 18kB Flash
Button: 1 reset
LED light: 1 power indication 1 program control
Regulated: 5V and 3.3V optional power supply
Power supply: usb-micro interface, with Android phone line
Expansion: 2.54mm pin