["Wukong is an expansion board for micro:bit, with a size of 58mm*40mm. It doesn't take up any space and is more flexible. It can be assembled onto Lego bricks to create various constructions, allowing children to create interesting examples that encourage their creative abilities", "Battery: 400mA Li-ion battery", "Operating voltage: 3.7V - 5V", "Operating temperature: -20ºC to 60ºC", "Weight: 41.6g", "Motor drive: M1, M2", "Servo drive: Eight connections (S0 - S7)", "I/O outputs: P0/P1/P2/P8/P12/P13/P14/P15/P15/II2", "Rainbow LED: LED0/LED1/LED2/LED3", "Buzzer: 8 programmable LEDs", "Lego base: standard 7x5 rectangular shape"]