• ★【High Capacity while Small Volume】- This 7.4V battery is specially made for DUKUSEEK heated hats and DUKUSEEK heated gloves.
• ★【Battery Only, No Charger】- This listing is battery only, no charger included. If you need extra charger, please search this ASIN on amazon to buy: B0BLC385NL
• ★【Specification】- 7.4v 2450mAh Watt: 18.13Wh. Model: ZN-783968
• ★【Safety】- Thanks for purchasing our heated hats and heated apparel batteries. We know you will be impressed with our product and quality service, but if you have any questions or concerns, please feel free to contact us.