Notes: In order to prevent damage to property or injury to yourself ,Please read the Warning before using the battery . You must keep the battery away from children and pets . You must charge battery fully before first use .Battery come at about 40% or less capacity . Don't throw the battery into water or fire. Don't short circuit (+) and (-) terminals with metallic. Don't mix the battery with different capacity or manufacturer. Don't use when the battery wrapper is Damaged,please rewrapped. Don't store the battery in pocket together with metallic such as keys, necklaces. Don't leave, charge battery in car or similar place where temperature may be over 60℃. Don't discharge battery below 2.75V, This 26650 battery is NOT protected battery against over-discharged.