HUMSER MG-4LH, BP-4L Lithium Ion 3.7v 3000mah Rechargeable, Controller 206465 Battery, Capacity-3000Mah, Voltage-3.7V , Color-Black, Model No:- MG-4LH, Set Type:-Battery Only, Nominal Capacity -3000Mah For Longer Life, Size- 67 X 44 X 11mm, Temperature :10-60 Centigrade, Model No. MG-4LH, Rechargeable, Long Stand-By Duration, Maximum Capacity For The Rechargeable Battery , Can Be Charged Using Any Charger Suitable For The Device, Protection From Overloading, Overheating, Shot Circuiting, Maximum Possible Safety, Charging Time 120mins Maximum, Suitable For MG-4LH, BP-4L, TS 21878, GTK, GPS, Mobile Mapper, Data Controller.