The Solary induction tool utilizes electromagnetic induction to heat magnetizable metal bolts/nuts, causing them to expand for easy removal. This process does not produce open flames, enhancing safety in the workplace and minimizing damage to the surrounding work area. Magnetic Induction Heater Details Explained Previous page Next page Previous page Next page 1 LIGHT 2 FAN 3 PLUG 4 HANDLE More Solary Magnetic Induction Heaters For You To Choose From Induction Heater 12 Coil Add to Cart Induction Heater 3 Coil Buying Options Induction Heater 4 Coil Buying Options Induction Heater 8 Coil Add to Cart Induction Heater 8 Coil Buying Options Induction Heater 10 Coil Buying Options Customer Reviews 4.3 out of 5 stars 79 4.2 out of 5 stars 997 4.4 out of 5 stars 183 4.3 out of 5 stars 489 4.4 out of 5 stars 192 4.3 out of 5 stars 489 Price $259.99$259.99 — — $205.99$205.99 — — power 1000W 1000W 1000W 1000W 1000W 1000W Voltage 110V 110V 110V 110V 110V 110V Number of coils 12pcs 3pcs 4pcs 8pcs 8pcs 10pcs Working Principle magnetic induction magnetic induction magnetic induction magnetic induction magnetic induction magnetic induction Toolbox Aluminum Box X Rubber Box Aluminum Box Aluminum Box Aluminum Box The machine fan does not have a switch and will not turn off？ The machine is designed to run continuously to ensure proper ventilation and cooling. If you need to turn it off, simply unplug the power cord. The machine cannot heat up / takes too long to heat up. The machine's heating principle operates through magnetic field heating. The metallic properties of the object being heated will affect the heating efficiency, as will the environment and the size of the object being heated. After use, it cannot be used again. The machine has an overheating protection system that activates, indicated by a yellow light, rendering it unusable temporarily. Do not unplug it; the fan will continue cooling it down. Is it safe to use the machine? The machine operates using magnetic field heating. Individuals with metal medical implants are prohibited from using it. Before using the device, please ensure you read the instruction manual and heed any precautions.