1,Microcomputer controlled fully 2,Easily control 3,Perfect heater protection 4,Alarm of temperature anomaly Usage:Press the waterproof ... coat,climbing wear,ski suit,down jacket,tent etc through hot air to reach the sealed and waterproof effect completely. Feature ... : 25.4 – 30mm11, Diameter of press roller: 65mm12, Width of hot air trachea: 25mm13, Noise: Less than 80dbA