Compact structure： Handheld heat shrink cap capping machine, 36 x 18cm, compact and lightweight LCD tempetaure display： Real-time digital temperature display, temperature can be adjusted as required. Stainless steel heating tube： With a diameter of 50mm, it is suitable for wine bottle heat shrink caps less than 50mm in diameter. Adjustable round dial：Stepless temperature adjustment, on the end of the gun, there is a round dial to control the temperature. Temperature switch：The two gears of wind speed can be adjusted by press the switch on the handle. High speed range: 60-600 ° C, low speed range: 60-400 ° C.