Water-resistant jacket with three carbon fibre heating elements. Heating elements are in the back and each side of the chest. Three different heat modes controlled by colour changing button (BlueLow, GreenMedium, RedHigh). Power bank not included but required, recommended 2A output for optimum use. Features & Benefits:Water-resistant jacket with three carbon fibre heating elements.Heating elements are in the back and each side of the chest.Three different heat modes controlled by colour changing button (BlueLow, GreenMedium, RedHigh).Power bank not included but required, recommended 2A output for optimum use.Model No. WPHJ03 Specifications: Model No WPHJ03 ½ Bottom Width: 58.5cm ½ Chest Width: 61cm Across Shoulder: 51cm Brand: Sealey Current Draw: 6W Front Length: 74cm Nett Weight: 0.760kg Size: Large Sleeve Length: 67.5cm