Condition: 100% brand new Item Type: DC Motor Speed Controller Material: Plastic + Aluminum Alloy Model No.: L0577K Input voltage: DC10V-60V Output voltage: Linear under load Input current: 0-20A Speed control type: Current regulation Speed control method: potentiometer (linear) Speed adjustment range: 5% to 100% Control frequency: 25 KHZ Wiring type: barrier terminal block Button cord length: approx. 20 cm / 7.9 inches Module size: approx. 77 x 45 x 28 mm / 3 x 1.8 x 1.1 inches