Voltage: 3.2V, capacity; 6000mAh, Large capacity, long-lasting battery life LONG LIFE: The typical estimated life of this lithium iron phosphate (LiFePO4) battery is 5-15 years, or 2000 to 8000 charge cycles. Multiple protections: over-charge, over-discharge, short-circuit, over-voltage, over-current and over-heat. No memory effect: no pollution, and low self-discharge, can be charged or discharged as needed without loss of capacity. Wide range of applications: engine start batteries, electric bikes/motorcycles/scooters, golf carts/strollers, power tools, solar and wind energy systems, RVs, caravans, backup systems and UPS, flashlights, LED emergency lights, etc.