LIR1140 45mAh Rechargeable 3.7V Li-Ion Button Battery
High-capacity 45mAh rechargeable lithium-ion battery with stable 3.7V output, ideal for compact electronics requiring long-lasting power. Features advanced NCMA anode material for enhanced energy density, faster charging (up to 2V input), and extended cycle life. Precision-engineered for seamless integration in wireless headsets, smart wearables, and mini electronic devices. Ultra-thin, lightweight design with robust safety protections against overcharge and overheating. Perfect for OEM bulk orders—global wholesale pricing, reliable supply chain, and strict QC compliance.