High-Capacity Rechargeable Manganese Lithium Coin Battery
Premium manganese lithium composition ensures stable voltage output and extended cycle life. ML621S/DN model delivers reliable 3V power with 5mAh capacity, ideal for precision electronics.
Precision Engineering for Demanding Applications
Encased in corrosion-resistant alloy with laser-welded contacts for optimal conductivity. Ultra-thin design (standard button cell form) fits compact devices seamlessly.
Versatile Power Solution
Perfect for IoT sensors, medical devices, backup memory modules, and low-power wearables. Supports 500+ recharge cycles with minimal capacity degradation.
Bulk Wholesale Advantage
Direct factory pricing with volume discounts for industrial/commercial buyers. Globally compliant (RoHS/CE certified), shipped in moisture-proof packaging.
Sustainable Performance
Outperforms disposable alternatives—rechargeable design reduces waste and long-term costs. Pre-tested for consistent quality in extreme temperatures (-20°C to 60°C).