The Ultrasonic Heated Tunnel Jacket offers the best ininsulation solutions. Carbon fibre heated panels are embedded into this padded jacket to bring extra warmth and comfort to the wearer. The use of innovative heat sealed baffle fabric increases its water resistance. The S547 also has three heat settings controlled by a button at the chest and includes are chargeable battery that offers 3-10 hours of heat

Constructed using innovative carbon fibre technology, this heated jacket features three panels on critical points of the body. Each jacket includes a 10,000MA USB rechargeable battery that powers the heat technology  (3-4 hours charging required). The built in controls allow the wearer to switch between three settings of heat: high, medium, low. The heated panels will give temperatures between 25-45C and can last up to 10 hours, depending on setting.