HZ401220 3.7V 80mAh Lithium Polymer Battery Cell For Small Smart Device Custom Order Product Specifications Item Details Model HZ401220 Cell Type Lithium polymer battery Dimension 4.0±0.2×12±0.5×20±2.5 mm (Thickness×Width×Length) Nominal Capacity 80mAh, custom size / capacity / voltage available Nominal Voltage 3.7V Max Cut-off Voltage 4.2V Standard Discharge Current 0.2C-0.5C Max Discharge Current 1C Connector JST / Molex, customizable upon request Cycle Life Up to 500