Features: This cell phone battery is precision-engineered and rigorously tested for voltage, capacity, compatibility, and safety to meet the original equipment manufacturer specifications. Cell type: Lithium Ion Up to 8 days standby time and 3-4 hours talk time! Integrated Microchip to Prevent Overcharging and Increases Battery Life! High Capacity quality cells Specifications: Size:53*33*5mm Net weight:19g Package weight:29g Color:Black Packing content: 1 x Replacement Battery