Professional Grade 580mAh Lithium-Ion Battery – Reliable Power for Demanding Devices
High-capacity 580mAh lithium-ion cell delivers stable 3.7V output, optimized for prolonged use in compact electronics. Premium Li-ion chemistry ensures low self-discharge and extended cycle life, ideal for backup power solutions. Precision-engineered with ultra-thin polymer casing for lightweight durability, resistant to overheating and voltage fluctuations. Features built-in PCB protection against overcharge, short-circuit, and over-discharge. Perfect for medical devices, wireless sensors, handheld testers, and IoT gadgets. Bulk pricing available for industrial suppliers and OEM manufacturers—global shipping with wholesale discounts.