Features: High quality Copper pipe and water pipe connections, the need to seal to prevent water leakage. Input current: 48A (Max), Power: 2000W. Input voltage: for DC 30V--60V Only iron can be heated directly. Other metal materials need graphite crucible. Please installed the copper coil and water pump, then connect the power supply. (can not empty load) Plug Type :US Plug,it applies to Canada, India, Japan, Mexico, Thailand, the United States, the Philippines and so on. Power tube broken/short circuit, display MOS-XX. SCM Control Short Circuit/Overload: Input current is greater than 40A, voltage greater than 55V, enter for protection. Temperature protection: Heatsink temperature higher than 65 C, enter for protection. under 65 C back to normal. This Induction Heater need 2000W power supply to Heating material. (Recommend 48-53V power supply) Undervoltage protection: Input voltage is less than 20V, enter for protection. Input voltage up to 24V back to normal. Specifications: Colour:black Material:Metal + PCB- Dimension:approx. 300x140x120mm/11.81x5.51x4.72in Copper tube coil: approx. 55mm/2.17in Note: Only the above package content, other products are not included. Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Package includes: 1PC x Induction Heating Board 1PC x s piral copper pipe 1PC x Water pipe 1PC x Mini Water Pump 1PC x Adapter