Arduino ATMEGA32U4 Beetle Board

Features watch application and drive IC type beetle board

20mm x 22mm compact size
Download and test directly with Micro USB
Large V-shaped gold-plated IO port user-friendly twisting, but also can be directly sewn on the clothes with conductive lines.
Two honeycomb-shaped gold-plated power connector
Fantastic light blue soft BLINK indicator
?
Specifications Watch application and driver IC type beetle board
Microcontroller: ATmega32u4
Clock speed: 16 MHz
Working voltage: 5V DC
Digital I / O Pins: 10
PWM channel: 4
Analog input channels: 5
UART: 1
I2C: 1
Micro USB: 1
Power port: 2
Flash Memory: 32 KB, 4 KB used by Bootloader
SRAM: 2.5 KB
EEPROM: 1 KB
Package Weight: 0.130 kg (0.29 lb)
Packaging Dimensions: 8 cm x 8 cm x 3 cm (3.15 inch x 3.15 inch x 1.18 inch)
?? Watch application and driver IC type beetle board