About this item

• 【Battery Specification】:Capacity is 3500mAh , Type: Li-Polymer. Takes 2.5-3 hours for full charging. 500-600 cycles of charging. The type of battery charging port is female DC jack (3.5mm outer diameter, 1.35mm inner diameter). Please fully charge the battery when you use it for the first time, and If you do not use batteries for a long time, please charge and discharge it once within 3 months
• 【Mini Portable Size】: Small portable batteries, rechargeable heated gloves battery each weighing 0.24 pounds, can be carried outdoors for a long time without much burden for charging 
• **Broad Compatibility**: This 7.4v battery works with Deorfgo, Snow Deer, Baowenqier, Wasoto, Sunwill, and Savior heated socks and gloves for both men and women. It is a lithium polymer battery designed for heated accessories such as gloves, socks, hats, scarves, and mittens that feature a 7.4v DC charging port. Perfect for winter outdoor activities, including skating, skiing, hunting, fishing, and cycling.
• 【Safety Certificate and Attention】Our batteries are safe and durable, and can be used with confidence. 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
• 【3500mAh Lithium Polymer Batteries】:Including 2pcs 7.4V 3500mAh rechargable lithium polymer batteries