Features and Benefits: Gas adjustment wheel provides adjustable long blue torch flame with temperature up to 2,500 degrees F; Incorporates “trigger” switch with “pulldown” lock to meet Consumer Products Safety Commission (CPSC) child safety requirements; Incorporates a “hands free” slide lock for continuous use and instant off operation; Unique shutter lever extinguishes ignition flame before using soldering or heat tip prevent overheating; Ergonomic handle design ensures a non-slip grip Removable base for table top or hand held use Unit is shipped without fuel; Master Appliance TRIGGERTORCH 3 IN 1 SELF IGNITING.