Features: Brand new and high quality Achieve precise control over your fan speed with our Fan Speed Adjuster. Experience smooth output and excellent control effect for improve performances. Our convenient switch allows you to easily turn the fan when needed. Enjoy reduced noise and enhances comfort in any setting. Designed for a variety of fan, our speed governor is perfect for enthusiasts who want to customize their setups. Whether for your computer, home appliances, other devices, our fan speed adjuster offer Adjustment starting speed and ensures cool. Control of your fan performances with our Fan Speed Adjuster. Suitable for creating a peaceful environment. Specifications: Material:Plastic+Metal Length:Approx.90cm/35.43inch Package Includes: 1Pc Speed Controller note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you not mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color of the item.