Experience the comfort of our 5V USB heated sleeping bag mattress during your outdoor adventure. Designed for campers and outdoor enthusiasts, this ultra-light down cotton thermal pad features four heating zones that can be adjusted to three different gear settings, allowing you to tailor your warmth to the weather conditions. The mattress is compatible with any standard 5V USB power bank, making it very versatile and easy to use wherever you go. It's made from down cotton to provide comfort and warmth, ensuring you stay cosy on chilly nights. Perfect for camping, hiking, or simply enjoying the great outdoors, this heated sleeping mat is your companion for a restful sleep under the stars.