Expansion Board for Micro:bit GPIO Expansion Python IO:bit 5V with On Board Passive Buzzer

Features 1 IO bit expansion board is a powerful micro bit expansion board which leads to 19 PIN pins of the Microbit Board 2 Each PIN pin has VCC and GND corresponding to it You can freely switch VCC to 3 3V or jumper cap 5V with 3 independent 3V3 and 5V pins the wiring is more flexible and diverse 3 I2C SDA and SCL pins and the corresponding 5V and GND pins are provided for module connections such as LCD1602 LCD display for I2C communication more possibilities 4 With on board passive buzzer connected via jumper cap 5 Power supply method includes DC head and USB socket power supply Parameter PCB board thickness 1 6mmSmall round hole diameter 3 0mmLarge round hole diameter 4 6mm compatible with Legoholes Product Size 57mm 39mm 15mmUSB input voltage 5VDC head input voltage 6 12VPackage includes 1 x IO bit expansion board