Features: Zero hysteresis, zero delay, equipped with absorption voltage circuit to effectively protect thyristors against overvoltages; includes RC absorption for multiple protection. This product features a metal shell with thickened material, high temperature resistance, anti-corrosion, and rust-proof properties; lightweight design with multi-sided cooling vents to prevent overheating and deformation, ensuring safe and durable operation. The shell includes a universal multi-power socket and power indicator, along with a stepless voltage adjustment knob for convenient and precise voltage regulation.Application: Suitable for electric ovens, water heaters, lighting dimming, small motor speed control, electric soldering irons, and other devices requiring temperature control, speed adjustment, or voltage regulation.Input Voltage: AC 220V 50/60Hz Output Voltage: 10-220V adjustable (output voltage is lower than input voltage) Rated Current: 9A Maximum Current: 18A Maximum Power: 4000W (220V) Equipped with EU plug compatible with standard EU sockets.Note: Must be connected to a load during operation.Plug Type: EU Plug (compatible with Indonesia and other regions using EU standard outlets)Name: Electronic Regulator Size: 11.5 x 10 x 6 cm Color: As shown in images Material: Metal Package Contents: 1 x Electronic Regulator 1 x English Instruction Manual 1 x Box Note: Light and display differences may cause slight color variation between images and actual item. Measurement allows an error of +/- 1-3 cm.