Power Supply: USB mobile power [not included] See our other listing for power bank or message us Description: Electric heated scarf in designer grey & black patterns, combines warmth, fashion & revolutionary. Insta-Warm heating technology to create a lightweight & stylish accessory to keep you warm for any outdoor adventure. Reaching temperatures of up to 65°C (149°F) in just 360 seconds, you can stay warm & snug no matter the weather. Size & Fit: One size fits all, Unisex Technology Our heated scarf uses Insta-Warm technology, a revolutionary new method of heating clothing that eliminates cold spots and uneven heating found in traditional carbon fibre heated jackets. Insta-Warm is an ultra-thin heating layer integrated to the internal fabric that provides heat quickly and evenly throughout. Design Layered with revolutionary warm technology, breathable fabric & Ultrasoft fauxfur blend, this heated accessory is a cold weather essential. The pull-through scarf design ensures this cosy neck-warmer stays in place, keeping the heat right where you want it so you can stay warm and comfortable in the cold. A discreet, zippable power-pocket provides the perfect home for a lightweight power bank (not included). Specifications: Dimensions: 85cm x 10cm Power Input: 5V Wattage: 6W Connector: Standard USB Power Pocket Dimensions: 65mm x 97mm x 12mm (the maximum dimension of the powerbank can be fitted) LED: Glowing Red/White/Blue Heating time: (EX: A typical 1800mAh powerbank) Full Heating: ~ 2 hours Half Heating: ~ 3 Hours Eco Heating: ~ 4 Hours Please Note: 1. This product is shipped without batteries (a USB powerbank), and you need to use your own powerbank 2. Please do not connect to the powerbank with the scarf when not in use for a long time 3. The heating time depends on the capacity of the powerbank 4. Do not use high temperature water or strong acid detergent 5. When wash it, please remove the powerbank.