If you need to replace your Hyper 36V lithium-ion electric bike battery look no further. We have Hyper Bicycle's E-Bike model specific replacement batteries so ensure a perfect fit. These replacement E-Bike batteries are available in the correct color and finish to match your Hyper Bicycles E-Bikes original 36V lithium-ion battery. All of the Hyper Bicycle 36V / 7.8 Ah lithium-ion integrated flush mount e-bike batteries have the same specification and dimensions. If properly cared for our Hyper 36V / 7.8 Ah lithium-ion electric bike batteries can last from 3 to 5 years. Always follow our local lithium-Ion battery recycling rules and regulations when disposing of your old E-Bike battery. **** For E-bikes purchased at Sam's Club please call 866-204-9737 for replacement batteries.  Features: 36V / 7.8 Ah lithium-ion battery Integrated flush-mount battery housing Charging time 4 Hours Run time 1 hour / 20 Miles Note: All battery purchases are final, batteries cannot be returned.