Features WATERPROOF CASE: This cruise control has a delicate and practical housing that is waterproof so you can use it outdoors. Premium Material The DC motor speed controller is made of high quality printed circuit board which ensures a longer service life. Scope of Application Our motor speed controller is suitable for 12V motors with power below 120W, 24V motors with power below 240W, etc. Instruction for use: DC motor controller input is connected to direct current, can not be connected to alternating current, otherwise it will be burned. Easy Wiring - Comes with a screw terminal and a power and motor electrode indication label for convenient wiring. Make sure the positive and negative polarity is connected correctly, otherwise the controller will be damaged. Description: This is a simple and easy to use DC motor speed controller, small in size, elegant appearance and stable performance. It is made with high quality PCB which ensures a longer service life. The input voltage can be 10V DC to 60V and the output voltage is 0-100% of the input voltage. This cruise control is quite convenient to adjust. Specifications: Potentiometer Resistance: B100K Input Voltage Range: DC 10V-60V Output voltage: 0-100% of input voltage Control power: 12V*10A=120W, 24V*10A=240W...... Rated current: 10A Maximum current: 20A Speed range: 5% to 100% PWM frequency: 25Khz. Size: 88 x 59 x 40mm/3.46 x 2.32 x 1.57 inches. Tap hole size: 8mm/0.31" Features: Comes with screw terminal and power and motor electrode indication label for convenient wiring. The input of the DC motor controller is connected to DC current, cannot be connected to AC power, or it will be burned. This cruise control has a delicate and practical housing that is waterproof so you can use it outdoors. Make sure the positive and negative polarity is connected correctly, otherwise the controller will be damaged. Suitable for 12V motors with power less than 120W, 24V motors with power below 240W, etc. Package includes: 1 x Speed Controller Package List