Customized 3.7V Polymer Battery for Mini Fans & LED Lights
High-performance 3.7V polymer lithium battery (110mAh-200mAh) with ultra-thin pouch design, ideal for compact devices. Premium-grade materials ensure stable output and extended cycle life (500+ charges). Precision CNC-cut electrodes and multi-layer safety protection (overcharge/discharge resistant). Seamless integration with mini fans, LED string lights, and portable gadgets. Custom capacity (120mAh/150mAh/200mAh) and wire connectors available. Bulk pricing for wholesale buyers. Waterproof & lightweight (under 15g).
Common Uses:
DIY electronics, promotional gifts, wearable tech, and decorative lighting projects. RoHS-certified. Global shipping.