High-Capacity 50000mAh Polymer Lithium Battery
Premium 9373129/8873129 replacement battery with advanced polymer lithium technology for superior energy density and lightweight performance. Ideal for high-drain devices like power banks, LED lights, and portable tools.
Ultra-Durable & Safe Design
Engineered with multi-protection circuitry (overcharge, over-discharge, short-circuit) and flame-retardant casing. Precision-welded connectors ensure stable power delivery and extended cycle life.
Direct 18650 Replacement
Seamless compatibility with 18650 battery compartments. Enhanced capacity (50000mAh) outperforms standard lithium-ion cells for prolonged usage in camping gear, emergency kits, and DIY electronics.
Bulk Wholesale Advantage
Global sourcing at unbeatable prices. Customizable bulk orders with OEM/ODM support. Strict quality control for wholesale buyers seeking reliable power solutions.
Multi-Application Ready
Perfect for drones, solar projects, medical devices, and backup power systems. Compact yet powerful—optimized for industrial and consumer use.