Coleman OneSource Heated Mummy and Rechargeable Battery 4 Adjustable Heat Settings Lasts Up to 4 Hours Sleeping

COLEMAN ONESOURCE: Power your outdoor gear and devices with one interchangeable rechargeable battery system
MUMMY SHAPE: Semi-sculpted hood helps lock in heat. rectangular footbox allows more space for your feet to move comfortably. designed for people up to 6 ft. 2 in.. stay warm in temperatures as low as 32°F
2 HEATING PADS: 4 adjustable heat settings, one at core and one at footbox distribute heat. 4800 mAh lithium-ion battery powers each pad—2 hours on high (107°F), 2.5 hours on medium (103°F), 4 hours on low (96°F), 3 hours on pulse setting (low to high)
DUAL PORT DOCK & DEVICE CHARGING: Battery dock holds up to 2 rechargeable lithium-ion batteries (2nd battery sold separately), doubling the runtime. also charges your phone or other devices
HEAT RETENTION & COLD PROTECTION: Thermolock draft tube prevents heat loss through the zipper, Coletherm insulation provides better heat retention with less weight, and special quilting construction helps eliminate potential cold spots
SNAG-FREE ZIPPER: ZipPlow zipper allows for snag-free opening and closing
DURABLE & EASY TO CLEAN: Durable ripstop-reinforced polyester cover resists tears and sleeping bag is machine washable (remove heating pads, wires, dock, and battery before washing)
1-YEAR LIMITED WARRANTY (Sleeping Bag). 3-YEAR LIMITED WARRANTY (Battery)