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Xiaomi and Ninebot just launched a $315 self-balancing electric scooter in China | VentureBeat
Scooter Control Unit Motherboard Hoverboard A Set Mainboard For 2 Wheel Self Balancing Scooter Cheap Price 6.5 Inch - Electric Vehicle Components & Accessories - AliExpress
Hoverboard Motherboard with Bluetooth Replacement Circuit | StreetSaw