Stay warm and safe in extreme weather with our smart heated sleeping bag. It has 5 heat zones for core-body warmth, 3 temperature settings, and up to 9 hours of working time. Made of high-quality waterproof polyester fabric, it's ultra-soft and rip-stop. Lightweight and portable, it's perfect for outdoor camping or everyday use. Features 1. Warm & Safe: 5 heating pads are distributed across the shoulder, back, hip and feet areas for core-body warmth. quick charge and up to 9 working hours on the lowest setting, 7 hours on medium, 5 hours on high, the battery will turn off, keeping you warm and safe at the same time. 2. Waterproof & Soft Material: Our product fabric is made of high quality waterproof polyester fabric; These makes the sleeping bag waterproof, ultra soft and rip-stop, so it can keep you warm even in extreme weather and prevent you from any dampness. 3. 3 Temperature Settings: This heated sleeping bag provides effective heat to warm your body. Low temperature (104), medium temperature(122) and high temperature (149) temp of your choice and 5 zone heating pads are able to warm the shoulder, stomach, hip areas. Please prepare power bank separately. 4. Extra Large Size and Ultralight: Adults sleeping bag measures 78 x 24 inch. It's lightweight, the carrying bag easy to be packed and carried. 5. Multiple Application: Our heated sleeping bags can be used for everyday wear, suitable for home, office, backyard, car, RV, mountain and beach camping. Specification Material: Polyester Color: Black, Grey, Orange Size: 198 x 61 cm Weight: 600 g Using time: 5-9 hours Battery: 1000 mAH Voltage: 5 V Package Include: 1 Heated Sleeping Bag(Without Prtable Power Bank) 1 Power Cord 1 Storage Bag