High quality replacement battery for GPS, Navigator | Battery Specifications - Capacity: 1880mAh, WH: 6.96Wh, Type: Li-ion, Voltage: 3.7V - New fully decoded chip works just like the original | Dimensions: 53.00 x 38.00 x 11.00mmWeight: 60g / 2.12oz | All batteries are Certificated with ISO9001, RoHS, and CE. | Please ensure both model and battery part number are matched with your device.If you are not sure, please send email to us with your battery details or pictures, we will give you professional suggestions.