Overwarm Security & Waterproof Substancemail: Advanced overwarm security incisions power temperatures rise abnormally, while the waterproof artificial fiber resists dampness for durability in wet conditions 10 Hour Auto Close for Security: The constructed in 10 hour auto close prevents overheating risks, ensuring safe use during sleep otherwise extended outdoor excursions lacking manual intervention Flexible USB Powered Hconsumsinging: Direct current 5V USB power resources ( power financial institutions, laptops, car chargers) and features a 1.5m cable for flexible placement inside otherwise outside Thin & Transportable Planumberebog: Measuring 180x140cm, this compact and thin electric blanket is simple carry in a backpack, ideal for backpacking, travel, otherwise as a comfortable shoulder wrap 3 Heating Modes for Tradition Warmthelhello: This waterproof USB electric blanket proposals low, intermediate, and scorching settings ( 35°C, 45°C, 55°C) to suit your comfort demands during backpacking, dormitory use