OTC 4470 Butane-Powered Flameless Micro Torch Use to contract shrink tubing over soldered wire repairs, crimped or soldered connectors Helps give a professional look to wire service and helps seal your repair from environmental conditions Produces 650 degrees Celsius, 1250 degrees Fahrenheit heat in just seconds Heat deflector attachment circulates hot air around your project ensuring a consistent shrink and a waterproof piezo ignition ensures flameless ignition in damp conditions Locking trigger lets you concentrate on the service and reduces fatigue