Replacement Controller Board for NIU KQI3 Pro KQI3 Sport KQI3 Max Scooters

Main Circuit Board Controller for NIU Electric Scooter Models KQI3 Pro and Max

Electric Scooter Controller For NIU-KQI3 Sport Pro Max Main Circuit Board-Part

Electric Scooter Controller for NIU KQI2 Pro Scooter Compatible with KQI2 Sport

For NIU KQI3 Electric Scooter Main Controller Board 48 Volt Replacement Parts

For NIU KQI2 Pro Scooter Controller Board Replacement for Electric Scooter

Electric Scooter Controller For NIU-KQI3 Sport Pro Max Main Circuit Board-Part