... one charge≥40km (Motor 250W )≥50km (Motor 350W)≥40km (Motor 250W)ChargerAC Input100-240V,50/60Hz100-240V,50/60Hz100-240V,50/ ... materials and keep far from any heat resource. NOTICE!. 1. Do not use the Battery in other than the following ... condition, otherwise, the Battery might cause heat generation, damage, or deterioration of its performance. (Charge: ...