... Use the safety, no pollution, no memory lithium-ion battery, and the capacity is up to 2400mAH ... Use the safety, no pollution, no memory lithium-ion battery, and the capacity is up to 2400mAH; ... 2. lithium-ion battery built-in overcharge & over discharge protection circuit ... times above;3. With 1W high power LED electronic spotlight, low power consumption, the weak light can ...