Main Parts：
Power Jack x 2
IC 24LC256 x 1
3-bit DIP Switch x 1
2x4-pin Stackable Header x 1
Serial Interface：I2C
Default I2C Address：0x50 + A0 + A1 + A2
I2C address select：A0=0x01, A1=0x02, A2=0x04
Brick Unit：5 x 4

Note：
(1) Use DIP Switch adjust I2C address
(2) Connects WP to LOW will enable  read and write function