High-Capacity Custom Li-Polymer Battery – Reliable Power for Diverse Devices
Premium 3.7V lithium-polymer battery with multiple capacity options (60mAh to 4000mAh) for flexible customization. Features ultra-thin, lightweight design with precision-engineered cells (303450/453450/503450/603450 sizes) for seamless integration. Advanced Li-Po technology ensures stable voltage (4.2V full charge), long cycle life, and low self-discharge. Ideal for wearables, IoT devices, drones, medical tools, and backup power solutions. Industry-leading OEM/ODM support – bulk pricing, strict QC, and global shipping. Engineered with puncture-resistant casing and built-in protection circuits for safety. Power your innovations affordably.