Bottle eBike Battery Pack 36V 10.5Ah 48V 7Ah With Samsung/LG 18650 Li-ion Cell Bafang TSDZ2 750W 500W 350W 250W Mini Batteries

.With patent private mold bottle style case, other manufacturer don't have and can't copy Small and light fit most of electric bicycle Waterproof IP65 and solid aluminium alloy, stronger a lot than normal plastic case With USB port can charge cell phone and bluetooth speaker Battery with ON/OFF switch, help you save more power