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Ring:bit car is a DIY smart car which is based on BBC micro:bit and ELECFREAKS ring:bit Ring:bit has extended 3 channels of GPIO, among which 2 channels are used for driving servos and one channel of GPIO is undefined Features: Small size with cute outlook Programmable for road design Enable to draw graphics Main board and car body are Not assembled Power Supply: 3 AAA batteries(NOT included) Package Includes: 1 X Ring:bit Car Not assembled FAQ Q: Can this be used with a micro bit go or are other things needed? A: You need 1pcs micro:bit and 3pcs AAA batteries