Model Number:Ejoyousdveinaghpw Product Dimensions:14.5 x 10 x 3.8 cm; 70 Grams Item Weight:70 g Features:- Well made with high quality circuit board, long service life.- Simple and easy-to-use DC motor speed controller.- Small size and elegant appearance. Performance is very stable.- The maximum current up to 20A, heat sink and fan are required.- Packed in an antistatic bag to protect it from damage of static during transportation.Specifications:Voltage: DC10-60V Max Output Current: 20A(10A, less than 450W suggested if continuous use, enhance heat dissipation)Max Power: 1200W Speed Regulation Type: Current adjustmentSpeed Regulation Mode: Potentiometer (linear)Speed Regulation Duty Cycle Range: 0--100% Control Frequency: 25KHZ Wiring Methods: Barrier strip screw terminalsKnob Wire Length: 20cm / 7.87Size: 7.6 x 4.4 x 2.7cm / 2.99 x 1.73 x 1.06"Weight: 77g(approx.)Package Includes:1 * Speed Regulator [Motor Speed Controller]: Control the speed of a DC motor with this controller [Convenient Speed Control]: With wires to connect potentiometer and regulation switch to control the speed, it is convenient to use [Material]: Well made with high quality circuit board, this motor control module is durable for long time use [Protection]: The maximum current up to 20A, heat sink and fan are required; With reverse polarity protection, high current protection [100% Satisfaction]: If you have any question about this item, please feel free to contact us, we will help you within 24 hours on week days [Motor Speed Controller] [Convenient Speed Control] [Material] [Protection] [100% Satisfaction]