About this item

• 【3500mAh Lithium Polymer Batteries】Explore winter sports with our 2pcs 7.4V 3500mAh rechargeable lithium polymer batteries. Ideal for heated gloves, socks, hats, and jackets. Perfect for skiing, hunting, fishing, and cycling.
• 【Safety Certificate and Attention】Our battery holds UL and FCC certifications. Safety reminders: avoid fire and excess heat, prevent crushing or short-circuiting. Remove the battery before washing garments. Keep away from flammable materials during charging.
• 【Contents and Customer Support】This package comes with a pair of 7.4V, 3500mAh rechargeable lithium polymer batteries (charger sold separately). Benefit from our 2-year warranty for your peace of mind. If you have any questions or issues, please reach out to us via email for quick support.
• 【Short Circuit & Overcharge Protection】Rated voltage: 7.4V, charging voltage: 8.4V. Operating temperature range: 0°C to 45°C (charging), -20°C to +60°C (discharging), -20°C to +35°C (storage). Charging currents: standard 0.5C, fast 1.0C. Protection IC parameters include overcharge and overdischarge safeguards.
• 【Battery Specification】Specifications: 3500mAh capacity, Li-Polymer type. Charges fully in 3-4 hours, with 500-600 charging cycles. Features a female DC jack (3.5mm outer diameter, 1.35mm inner diameter). Initial use tip: fully charge. Long-term storage tip: charge and discharge within 3 months.