1. Direct factory,OEM accept 2. High charging efficiency 3. No memory effect 4. Safety and ... Li-Ion Battery delivers longer lasting talk time2. High energy environmental protection battery, durable energy conservation3. With ... not pressing it or dropping it from the high altitude;5 To prevent short circuit, never ... surrounding if its standby. For SAMSUNG high quality mobile battery S5830,3.8V,1,350mAh