Electric Scooter are based on traditional human boards, coupled with power kits. At present, the electric skateboard is generally divided into two-wheel drive or single-wheel drive, the most common transmission mode is: hub motor (HUB), and belt drive, its main power source is lithium battery group. Teencher Inspection team consists of professional quality control and international trade experts, each member with extensive inspection experience and very strong sense of service. our inspection can help you to reduce logistics costs, return risk, complaints, compensation and potential brand reputation due to quality problems.