Description: Feature: Cell type: Lithium Ion Voltage: 3.8V Capacity:2500mAh Charging Limited Voltage: 4.35V Compatible with: Coolpad F1 F1 Plus 1.The battery operation time depends on conditions such as:Transmitting power level,Signal (distance between the phone and the base station), Network parameters defined by the operator 2.Best replacement for the original battery with comparable standby and talk time Package Included: 1 x 2500mAh Battery for Coolpad F1 F1 Plus More Details: