Kittenbot Building Block Compatible Case for Robot:bit

This is a LEGO compatible bottom case specially designed for Robotbit(expansion board for micro:bit). Not just a protection, much more interesting projects can be built through the case and LEGO. ● perfect protection for robotbit, make it more durable. ● standard holes for LEGO building, free your imagination ● match with robot car chassis, quick disassembling ● square hole designed for magnet, teaching is more convenient