High-Performance 3.7V 601840 450mAh Lithium-Ion Battery
Ultra-compact deep cycle design ensures long-lasting power for wireless earphones, backed by premium lithium-ion technology for stable voltage output. Precision-engineered with high-density cells and advanced protective circuitry to prevent overcharge, overheating, and short circuits. Sleek 601840 form factor (6.0mm thickness, 18mm width, 40mm length) fits seamlessly into compact audio devices. Ideal for high-demand applications like wireless earbuds, Bluetooth headsets, and portable audio gear requiring lightweight, rechargeable energy. Manufactured with industrial-grade electrode materials for 500+ cycle durability, maintaining 80% capacity after repeated use. Superior energy efficiency delivers consistent playback time, perfect for travel, workouts, and daily commutes. Global wholesale-ready with bulk pricing—direct from factory to your supply chain. Certified for safety (CE/RoHS) and compatible with major wireless earphone brands. Stock up on reliable power solutions at unbeatable costs.