Embrace cold-weather adventures with the LITEGUEST Winter Heated Single Sleeping Bag, engineered to keep you warm during winter camping, hiking, tailgating, and snowy retreats. Its USB-powered 5V heating system provides consistent warmth even in temperatures as low as -4AdegF. The envelope-style design offers spacious comfort and freedom of movement while retaining heat. Three adjustable heat levels allow you to customize warmth according to the environment and personal preference, ensuring cozy nights in tents, RVs, or backyard setups. Constructed with a 190T water-resistant outer layer, hollow cotton insulation, and a durable polyester lining, this sleeping bag protects against moisture, snow, and cold ground while maintaining breathability and thermal comfort throughout the night. Lightweight and compressible, it&&';;s easy to carry and store, making it perfect for solo outdoor trips or pairing with a LITEGUEST Heated Sleeping Mat for a full winter sleep system, providing complete warmth and comfort wherever your adventures take you. Key Features USB-powered heating with 3 adjustable levels Rated for temperatures down to -4AdegF Envelope-style design for spacious comfort Water-resistant 190T outer fabric Hollow cotton insulation and polyester lining for warmth and breathability Portable and compressible for travel Compatible with most USB power banks Ideal for winter camping, hiking, and snowy outdoor adventures Specifications Product Type: USB Heated Sleeping Bag Heating System: 5V USB Temperature Rating: -4AdegF Fill Material: Hollow cotton Lining: Polyester Outer Fabric: 190T water-resistant fabric Structure: Envelope-style Weight: 4.4 lbs Sleeping Bag Size: 86.6 x; 29.5 in Storage Size: 13.8 x; 9.4 x; 9.4 in Certifications: CE, FCC Power Source: USB power bank (not included) FAQ Can this sleeping bag be used in tents and RVs?Yes, it&&';;s perfect for tents, RVs, car camping, and backyard outdoor use. How many heat levels are available?Three adjustable heat levels allow you to customize warmth. Is it waterproof?Yes, the 190T outer fabric protects against moisture, snow, and light rain. How portable is it?Lightweight and compressible, it fits easily into backpacks or vehicle storage.