Motor : 10inch brushless hub motor 3kw Battery : 60V40Ah Chaowei Lead acid battery, Controller : 65A FOC controller TOP Speed : 60km/h at Lead acid power Range : at 30km/h cruise speed and 70kg rider, max range 100kms Brake : front and rear disc brake Container qnty : 52 pcs/40'HQ We have 10 years bulk production on this model,it is very mature and stable !