Milwaukee Leather and Nexgen Heat 7.4V Heated Apparel Battery Pack - BAS741000H Rechargeable 10000mAh battery pack for compatible 7.4V heated apparel with triple heat settings, wall charger, battery indicator lights, and USB charging utility. Compatible 7.4V Heated Apparel Designed for compatible Milwaukee Leather and Nexgen heated jackets, hoodies, and other supported 7.4V heated gear. Triple Heat Runtime Options Estimated usage up to 10 hours on low, 8 hours on medium, and 6 hours on high for flexible cold-weather use. Indicator Lights and Easy Operation Easy-to-read power lights help monitor battery status, and simple press-and-hold activation keeps operation straightforward. Wall Charger Included Includes one rechargeable 7.4V 10000mAh lithium-ion battery and wall charger for convenient charging between uses. USB Charging Utility Battery also features USB output for charging supported devices such as phones and tablets while on the go.