KC Approved Mini Smart Lipo Battery 852040

High-Capacity & Reliable Power
620mAh lithium polymer battery with stable 3.7V output, ideal for portable speakers and compact audio devices.
Premium Safety & Durability
KC-certified with built-in PCB protection (overcharge/discharge/short-circuit), ensuring long-term performance and safety.
Compact & Lightweight Design
Dimensions 8.5×20×40mm, ultra-slim for seamless integration into space-constrained electronics.
Plug-and-Play Convenience
Pre-installed connector for instant compatibility, no soldering required.
Versatile Applications
Perfect for DIY speakers, Bluetooth devices, mini drones, and wearable tech.
Bulk Order Advantage
Wholesale pricing available—stock up for large-scale production or resale. *Global shipping | Lowest price guarantee*