Item Type: BLDC controller_x000D_Material: Electric components_x000D_Weight: Approx. 27g / 0. 95oz_x000D_Voltage: 7-24V_x000D_Current: 15A(rated), 20A(paired with cooling fan)(excluded)_x000D_Maximum Speed: 224000RPM(2 pole motor), 74000RPM_x000D_Applicable: Pumps, water pumps, oil pumps, fans, etc. 1WIDE VOLTAGE RANGE: With a 7?24V input range and high power capacity, this BLDC motor controller is suitable for a variety of industrial applications, including pumps, fans, and compressors. 2ACCURATE CONTROL: Equipped with a built in potentiometer for easy and accurate speed adjustments, with no need for external control signals. 3VERSATILE DESIGN: Can also be used with external PLC 0 to 5 analog control signals by connecting the potentiometer cable to related input. 4EASY OPERATION: This BLDC controller features simple operation. Just twist clockwise to increase and counterclockwise decrease, Providing you a hassle free experience. 5DURABLE CONSTRUCTION: Constructed with premium electric components materials for long lasting use, this BLDC motor controller offers reliable performance and stability.