Master Appliance Portapro Series Professional Lightweight Butane Powered High Temperature Glue Gun Cordless and completely portable with a 4-minute warmup time and 2 hour continuous run time Uses 1/2" glue sticks with a melt rate of up to 0.67 lbs per hour Industrial powered ideal to bond corrugated materials, fasten plastics, reseal products during packaging, glue down carpeting, and much more Unique temperature control thermostat controls glue gun chamber temperature and regulates gas flow High temperature and power ratings: 392-Degree Fahrenheit/200-Degree Celsius.