Feature:1. HIGH WORK EFFICIENCY: Induction heating tool heats metal with electromagnetic field, faster and more accurate than oxy acetylene systems. No open flame for safety.2. HIGH STRENGTH WORK AREA (LED): Built in LED light for nut removal provides illumination in dark settings. Monitor work progress and object status clearly.3. 3 COIL SIZES: Kit includes 3 coil sizes (0.79in/20mm, 0.98in/25mm, 1.18in/30mm) for versatile work adaptation, ensuring smoothly workflow.4. 3.0MM BRASS CORE: Coils made with reliable 3.0mm brass core withstand high temperatures up to 800. Energy saving, up to 30% more efficient than electric coils on the market.5. COOLING SYSTEM: Induction heater has a cooling fan and overheating safety for prolonged device life without damaging nearby heat sensitive components. Enhanced durability with thermoplastic outer casing.6. WIDE APPLICATION: Magnetic induction heater kit is mainly used for loosening nuts and rusted screws, as well as heat treatment for various small metal parts in automotive, mechanical, and industrial applications.Specification:Item Type: Magnetic Induction Heater KitMode: FH 1200Power Saving Effect: Power Saving Up To 30%Operating Frequency: 50 To 60hzRated Power: 1200wHeating Temperature: 800Heating Time Of 800: 5 to 40 Seconds (The Larger The Object, The Longer The Time)Heating Bolt Diameter: Coil Can Be Covered, Coil Can Be Freely AdjustedAmbient Temperature: -40 to 60 Relative Humidity: <95% RhAtmospheric Pressure: 86kpa to 100kpaFeatures:1, Soft Start Function, In The Case Of Frequent Start, Long Service Life2, IGBT Overcurrent Safety Function3, Input And Output Overcurrent Safety Automatic Adjustment Of Negative Feedback Function4, IGBT Overtemperature Safety Function5, Heating Coil Short Circuit Safety Function6, Heating Coil Open Circuit Safety Function7, Full Bridge Series Resonant Circuit Topology, Strong Anti Interference Ability8, The Use Of High Performance IGBT Driver Chip Drive, Accurate Drive And Output Waveform9, Automatic Identification Of Load And Phase Lock Function, So That The Load Side To Get A Higher Power Factor, But Also Make The Circuit ControlEfficient Work In Weak Sensitivity Area:10, Several Electromagnetic Heating Controllers Are Installed In Parallel On The Same Heating Pipe Without Interfering With Each Other11, Good Power Saving Effect: Compared With The Current Use Of Electric Heating Coil, Power Saving Can Arrive More Than 30%12, Easy To Install: Can Be Connected To The Bucket Type And Plate Type And Other Structural Induction Coil.Package List:1 x Induction Heater3 x Heating Coil2 x Screws1 x Manual