The 402530 3.7V 250mAh Lithium Polymer Battery is a rechargeable lithium-polymer pouch cell engineered by VATS Battery for reliable, long-lasting power in modern electronic devices. Technical Specifications Model Number 402530 Battery Type Li-polymer Battery Size 3.5 × 25 × 30 mm (T × W × L) Nominal Voltage 3.7V Nominal Capacity 250mAh Charging Voltage 4.2V Cut-off Voltage 3.0V Standard Discharge Current 0.2C–0.5C Max Discharge Current 1C Cycle Life 500 times Operating