With a cycle life of up to 1200 times and high energy density,our Ni-MH battery is equivalent to 6000 single-use batteries.Pre-charged and ready to use,it can stay up to 80%chargedafter 12 months,thanks to its low self-discharge tech.With anoperating temperature ranging from -20°C to+50 °℃,it deliversreliable performance even in extreme environments.