Uses the high-capacity cell can use a long time and stable quality; Have the good feature of no memory effect support fast charging can be used again and again; PC coating material combine with sophisticated welding technology shockproof and anti-aging; More than 72 hours aging test ensure every battery use safely; User should know if you are not use the battery for a long time your battery fully charges once every 6 month and store battery in a cool dry place; First use of this battery use out the origin battery power before charging; The first three times it need takes 8~12 hours for charging.