Our full-zip heated hoodie is a traditional cotton/poly blend draw string hoodie with 3 heat zones powered by a 7.4v rechargeable Lithium-Ion battery. Whether on the job, on the field, or under a jacket, you are sure to look great and stay warm even on the coldest days. Adjust temperature from your phone using our innovative Bluetooth Technology and the MW Connnect App. Heated Hoodie Features: Stylish 70% Cotton/ 30% Polyester Fleece Outer Shell Polyester Sweatsheer™Moisture-Wicking Mesh Liner Full-Zip heated hoodie Design Rib-Knit Cuffs & Waist Multi-Zone Heat Elements, 2x Chest & 1x Back Bluetooth®-Enabled Wireless Control MW Connect™ Mobile App Compatible available on App Store® or Google Play Store® Integrated Waterproof Touch Control Button 4 Selectable Heat Settings Available in SM, MD, LG, XL, 2XL & 3XL Battery Features: Powersheer™ Rechargeable Lithium-Ion Battery (7.4V 2200mAh) Up to 10 Hours of Power Per Charge UL/CE certified USB Cable included Charge Time 3-4 hours* * Footnote: Charge time is based off using a USB-A wall charger that delivers [email protected] Includes: (1) Phase Plus heated hoodie(1) Powersheer™ Rechargeable Lithium-Ion Battery (7.4V 2200mAh)(1) Micro USB Charging Cable Replacement batteries: Battery SKU: MW74V022 - 7.4v Powersheer™ Standard Rechargeable Battery (7.4v 2200mAh) Battery SKU: MW74V040 - 7.4v Powersheer™ XL Plus Rechargeable Battery (7.4v 4000mAh) Download the Bluetooth Heated Apparel User Manual