ELECFREAKS iot:bit for micro:bit IOT There are three LEDs in

There are three LEDs in the top right-hand corner that indicate which locks are enabled

PIR UNIT: Body sensor

Key features include:

servo and motor etc

Circuit Stencil

ELECFREAKS iot:bit for micro:bit IOT There are three LEDs inIntroduction IOT: bit is an expansion board based on IoT for micro: bit. It uses ESP8266 as WIFI expansion board and serial port to communicate with micro: bit. It also has extended all available IO port of the micro: bit which is leaded by GVS and you can extent various 3V E blocks as LED, photosensitive and servo by using it. At the same time, the IOT: bit with an on board buzzer for outside sound and an on board RTC clock for timing without power