3.7V 500-4000mAh Rechargeable Lithium-ion Battery for Digital Devices

The 3.7V 500-4000mAh Rechargeable Lithium-ion Battery is a high-performance soft-pack lithium polymer battery designed specifically for various portable digital devices.
Adopting advanced aluminum-plastic composite film packaging and polymer electrolyte technology, it can meet the lightweight needs of small wearable devices with a low capacity of 500mAh, or provide long-lasting battery life for large-screen smartphones with a large capacity of 4000mAh. While ensuring the safety and stability of the battery, the perfect combination of slimness and high energy density has been achieved.