Portable Battery Powered Heat Gun Kit MCH-100 installs heat shrinkable tubing, solders, and welds plastic parts using interchangeable heating elements from 200 to 400 w. and a variety of nozzles for different applications. Reaches temperatures up to 1,100. Built-in motor with fan provides 2.66-c.f.m. air flow. Weighs less than 1 lb.; rechargeable 48-v. battery pack weighs 10 lbs. Passed Mil-Std-810 F (511.4) Explosive Atmosphere Test for N-Hexane and JP-5 Aviation Fuel, making heat gun safe to use for battle-damage repairs around fueled aircraft, ships, and vehicles where these or equivalent vapors are present.