Light Means of Transport (LMT) battery: sealed, weighing no more than 25 kg, designed to provide traction power to wheeled vehicles. E-bikes and electric scooters both fall under this category. LMT batteries require a Battery Passport from 18 February 2027.
Full explanation and HS code list: https://patisco.com/zh/eu-check/battery-passport Check which EU regulations apply to you using your HS code: https://patisco.com/zh/eu-check