MOBILE WARMING UNISEX STORM HEATED MITTEN BLACK LARGE FEATURES: Heated Waterproof Mitten Reinforced Palm Integrated Knuckle Padding for Extra Protection Integrated Heat Elements: Over Top of Hand & Fingers 4 Selectable Heat Settings Wrist Cinch Closure System Split-Pack Batteries to Reduce Wrist Weight 7.4volt Rechargeable Lithium-Ion Battery Up to 8 Hours of Heat Per Charge Battery Features: Split Pack Rechargeable Lithium-Ion Battery (7.4V 2000mAh) Up to 8 Hours of Power Per Charge UL/CE certified AC wall charger included Charge Time 3-4 hours* * Footnote: Charge time is based off using included AC wall charger