Flame-retardant metal chassis: high-temperature resistant, maintains structural integrity, corrosion-resistant coating. Easy to use with infinitely variable speed adjustment—no gear restrictions. Ergonomic rear mounting hole design for convenient flat or hanging installation. Suitable for household appliances, industrial equipment, scientific instruments, factories, schools, and other electrical applications. Slight color variation may occur between batches due to manufacturing differences; this does not affect functionality. Plug Type: EU Plug (compatible with Indonesia, Germany, France, Spain, Italy, etc.) Voltage: AC 220V Color: As shown in photo Material: Metal Package Contents: 1 × Adjustable Voltage Regulator Note: Color may vary slightly due to lighting and screen settings. Measurement tolerance: ±1–3 cm.