Features: brand new and high quality Special design with 1.6 thick high temperature resistant circuit board. It is safety and reliable to cope with large current. Double capacity design: Safety capacitor and Metal film capacitor to protect SCR more effective. More efficiency and more safety. 1.5 thick aluminum and stainless steel cases, more suitable for family temperature control or speed control and industrial enterprises to use. Beautiful and easy, safe, convenient, high quality products. It will not rust after long using. Mainly fit for the resistive loads, lights. Package Includes: 1 x SCR Voltage Regulator Specifications: Voltage range:10V-220V max power: 2000W Net Weight: 41.8g Working voltage: AC 220V Radiator fins size: 48x35x30mm note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you