24 Programmable High Brightness LED Lamps.
The mini phone is installed on the expansion board , which can realize the function of sound controlling light.For example , the bigger the decibel , the more LED lights will be on.
Not only can micro-USB power supply be used , but also 2 AAA batteries can be used to supply power. Even playing outdoors , there's no scruple about it.
Micro:bit expansion board is designed with building blocks hole to match your building block suite and find more interesting games.
Programmable halo can be compatible with arduino , but you needs to weld the needles on the expansion board by yourself , and no needles and arduinoin are provided the packaging.
1* light ring expansion board
1* fixed plate
1* battery case fixing plate
1* battery case
1* usb data line
1* fixing screws and nuts
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.