303FS Battery
Pre-Orders Available NowEnjoy FREE Shipping on all orders.Shipping begins October 2025. 52V 21AhFully charge the battery in 8 hours.When the red light of the charger turns green, the battery is fully charged.With over 1000 charge cycles, the life expectancy of a properly maintained battery is up to 5 years. High Quality & Lightweight DesignHigh-quality LG MJ1 cells ensure life expectancy and built-in BMS protection board against overcharge, over-discharge, overload, and short circuit. Lithium-ion batteries have undergone thousands of repeated discharges and safety tests. With a completely sealed battery structure, the Ristretto motorbike can be used rain or shine. One-Year WarrantyThe battery is covered by a one-year warranty.