1、Easy Adjusting: Allows 0‑220V stepless adjustment, the maximum power can get up to 4000W, ensuring high working efficiency. 2、Better Control: Can be widely applied to the regulation of voltage, speed, temperature, lighting and so on, very practical. 3、Working Safety: No lag or delay, the RC absorption circuit will provide effective protection against surge, spike and so on. 4、Reliable Works: The easy adjustment can be completed through the button, while the digital display brings more convenience. 5、Quick to Install: Designed to have a compact size and a light weight as well, the installation can be quickly finished. 1 x Voltage Regulator Item Type: Voltage RegulatorPlug Specifications: EU PlugProduct Model: GT-4000WInput Voltage: AC220VOutput Voltage: 0-220V adjustable, the output voltage is less than input voltage. Maximum Power: 4000W when inputting 220V. Voltage Regulation Range: 0-220V stepless adjustment under load, truly buck to 0V, step up from 0V. Rated Current: 9AMaximum Current: 18AProduct Features: No lag, no delay, with peak voltage absorption circuit to effectively protecting high power thyristor, anti surge, anti spike, RC absorption, multiple protection. Controllable Model: BTA41-600B/800B, STMicroelectronics.