High-Performance 3.7V 504080 Li-Polymer Battery – 2500mAh Rechargeable Power Solution
Premium lithium-ion cells ensure stable voltage output and extended cycle life, ideal for high-drain devices. Precision-engineered 504080 slim form factor (5.0mm thick) with ultra-lightweight design, optimized for space-constrained applications like drones, IoT devices, and medical equipment. Advanced polymer electrolyte enhances safety with built-in overcharge/overheat protection, meeting international certification standards. 2500mAh high capacity delivers long runtime for power banks, wireless headphones, and portable gadgets. Factory-direct wholesale pricing with bulk discounts – global shipping for resellers and OEM buyers.