Robust Construction: Crafted with a high-performance thyristor and a flame-retardant, material shell, this SCR voltage regulator ensures durability and resistance to high temperatures. Its sturdy design prevents deformation and rust, offering a long service life. Enhanced Performance: Experience seamless voltage adjustment with no delay, thanks to the continuous control button. This regulator includes a peak voltage absorption circuit to protect against surges, enhancing the longevity and reliability of the device. User-Friendly Design: Ideal for a variety of applications, this voltage regulator supports adjustments from 10–230 V and can handle up to 2000 W. Note: It is not suitable for capacitor-equipped devices or non-carbon motor pumps. Versatile Applications: Adjust light, speed, voltage, and temperature with ease. This regulator is suitable for electric drills, polishers, chainsaws, electric blankets, soldering irons, fans, and tungsten lamps. Safety and Specifications: The 4000 W capacity applies to resistive loads only; inductive loads are limited to one-third of this rating. For accurate voltage measurement, connect a minimum 20 W load. The unit requires proper grounding due to its metal housing. Plug Type: EU Plug Voltage: AC 220 V Color: Black Material: Plastic Package Contents: 1 × SCR Voltage Regulator Note: Light reflection and different displays may cause slight color variation between the image and the actual product. Measurement tolerance is ±1–3 cm.