Feature 1 Faster Heating: Adopting magnetic induction heating and 3.0mm brass core for quick flameless heating up to 1200, high in efficiency and safety. 2 With 8pcs Coil: There are 2pcs 20mm coil, 2pcs 25 mm coil, 2pcs 30mm coil and 2pcs flexible coil with 750mm length, which will meet your needs. 3 Larger Utility: Mainly used to heat up rusty bolts and nuts for removal, the induction heater can be widely applied on car, machine and so on. 4 Premium Design: LED light at the end will light up your working area, while the cooling fan provides your operation with overheat protection. 5 Smart in Carry: Light in weight and compact in size as well, the induction heater kit can be neatly stored in box for convenient carrying.Item Type: Magnetic Induction HeaterModel: FH-1000Maximum Output Current: 150AWorking Frequency: 50-60HzRated Power: 1800WHeating Temperature: 1200Time Required for Heating up to 1200 : 5-40 seconds, the larger the object, the longer the time required. Applicable Bolt Diameter: Can be winded by the coil, which can be adjusted freely. Environmental Temperature: -40 - 60Relative Humidity: <95% RhAtmospheric Pressure: 86-100KPaFunction: 1. Equipped with soft start function, which ensures long service life with frequent starts. 2. Equipped with IGBT overcurrent protection function. 3. Equipped with input and output overcurrent protection and automatic negative feedback adjustment function. 4. Equipped with IGBT over temperature protection function. 5. Equipped with heating coil short circuit protection function. 6. Equipped with heating coil open circuit protection function. 7. Full bridge series resonant circuit with strong anti interference ability. 8. Using high performance IGBT driver chips for accurate driving and output waveforms. 9. Automatic recognition of load and phase locked function to achieve high power factor at the load end, and to enable circuit control to work efficiently in weak inductive areas. 10. Several electromagnetic heating controllers are installed in parallel on the same heating tube without interfering with each other. 11. Energy saving, compared with the currently used electric heating coils, the power saving can get up to 30%. 12. Easy Installation: Can be connected to induction coils with bucket and flat plate structures, etc. Package List1 x Magnetic Induction Heater8 x Induction Heater Coil2 x Screw1 x Storage Box1 x User Manual