... CE Specifications: Product name:fold lithium battery electric bikebattery:key locked 40 miles capacity lithium battery 2.4 kgsframe:alluminum alloyPAS ... C. Save ride: signal lamp, bell, disc brake D. Key-locked lithium battery E. Aluminum alloy frame, DURABLE F. 40 Miles ... folding electric bicycle with aluminum alloy frame PAS 36V key-locked lithium battery (CE)