Description The Magnum i6 Battery uses the highest quality lithium ion 18650 26F Cells for a combined 48 volts and 13 amps providing extra range for your electric bicycle. A few extra features are the integrated lock with 2 keys for extra protection against theft and a USB port that can charge a smartphone on the go. Battery Brand: 18650 26F Battery Voltage / Amp Hours / Watt Hours: 48V / 13Ah / 624Wh Battery Chemistry: Lithium Nickel Cobalt Manganese (Li-NCM) Estimated Charge Time / Estimated Range: 6.5 hours / 30 to 60 miles Battery Weight: 9lbs