Duotipa EB-BG390BBE Battery Compatible with Samsung Galaxy Xcover 4 SM-G390F with Repair Tool Kit

Product Specifications: Battery Model:EB-BG390BBE Battery Capacity: 2800 mAh Battery Type: Lithium Ion Polymern Voltage:3.85V Watt-hour: 10.78 Wh Compatible Models Samsung Galaxy Xcover 4 SM-G390F : Package Includes: : 1 x battery, 1 x tools Tipps for intallation 1 Before installing, please watch YouTube instructional video. 2. Before installation, the power to the phone must be turned off. If it is not handled properly, it may damage the phone. Some little knowledge about batteries: 1.In the case of long-term use or improper maintenance of the battery, its metal contacts will be oxidized. It will cause the phone to automatically shut down or disconnect during a call. It is recommended to wipe the contacts clean before use 2.Inferior chargers and improper charging time methods will affect the standby time and battery life. 3.If the battery is fully charged and left unused, it will cause natural loss of power and reduce battery life. If you need to store the battery for a long time, please use the photoelectric energy to save it. 4.The ambient temperature has a great influence on the battery capacity and use time. The ionized energy released by the battery at low temperature is much less than that at normal temperature. Therefore, when using mobile phones outdoors in the north in winter, the standby time will be much shorter. Low temperature discharge is small, high temperature discharge is large, high temperature will also affect the standby time. 5.It is recommended to use the original charger or a reliable charger to charge the battery.