Battery Details: Ni-MH, Volts: 10.8V, Capacity: 4000mAh / 43.20Wh.
Commodity specification: 215.25 x 51.87 x 19.42mm, Weight: 659g.
Perfect substitute for original battery.
Multiple Protection: Built-in multiple circuit protection (over-charging, over-current, over-voltage, short-circuit, high-temperature protection).
Worry-free service: 30-day money back guarantee and 12-month warranty for any quality issue, 24*7 email support.