High 1.6V cell voltage (higher than alkaline, NiCd and NiMH Batteries) Extra-high capacity 2500mwh Ni-ZN rechargeable batteries High current discharge ability Lower self-discharge due to 50% higher energy density than standard NiMH rechargeable batteries Better performance than standard NiMH rechargeable batteries Last much longer than standard rechargeable batteries Recharge up to 1000 times Environmentally friendly rechargeable battery: 0% mercury, 0% lead, 0% cadmium Uses Zinc in place of toxic cadmium Perform well in low temperatures Suitable for temperatures between -20°C to +65°C