Features: OOTDTY fresh and excessive quality. With stepless pace management knob, it may be adjusted or closed. Adjustment 25%- (can be switched off). The use of thickened twine is more secure and extra stable. It is used for mushy bulb dimming, aeration to adjust air volume, water to adjust water volume, fan to adjust wind speed, heating plate to regulate heat, package to adjust power, motor to adjust velocity and so on. Specifications: Material: Electronic Component Weight: 15g Size: 50x19x23mm/1 Color: Black Working 10-14V Control Current: 1-4A Adjustment 25 Rated Current: 4A Package Includes: 1x Speed Controller Note: 1 enable 1-2cm errors due to handbook measurement, simply be sure you do not intellect earlier than you order. 2 to the adaptation between assorted monitors, the image won't replicate the particular colour of the item.