Device Compatibility: Works with DIY 3.7-5V electronics (power under 3.7Wh / capacity under 500mAh) – ideal for low-power gadgets. Not intended for high-power tools or model aircraft.
Battery Specifications: 602040 Rechargeable Lithium-Ion Polymer Battery – Nominal voltage: 3.7V; Full charge voltage: 4.2V; Capacity: 500mAh; Power: 3.7Wh; Dimensions: 1.594×0.787×0.236 inches (41×20×6mm) (L×W×T); Weight: 0.317 ounces (9g); Max current: 0.5A. It protects against overcharging, over-discharging, overcurrent, and short circuits.
Premium Construction: Built with high-capacity A+ lithium cells, a Japanese Seiko IC protection board (guards against overcharging, overcurrent, and short circuits), 3302-26 high-temperature-resistant silicone cable, and an authentic JST 1.25mm Pitch 2-wire connector module.
We guarantee the battery is brand new and fresh from the factory. However, lithium polymer batteries can be more prone to minor surface scratches—but don`t worry, it doesn`t affect performance at all!~
Friendly Reminder:For shipping safety reasons, batteries are usually not fully charged when shipped. To ensure longer battery life, please charge the batteries fully after receiving them before use.