Features[High practicality] This motor s/peed controller supports forward and reverse rotation of DC motors[Easy to use] This motor driver has stable performance, simple and most costeffective multifunction operation, easy to use.[Highquality chip] This sensorless threephase brushless (BLDC) DC motor s/peed uses highquality chips to achieve wide voltage.[Scope of application] This motor driver is mainly used for s/peed adjustment of DC motors[High quality] This motor driver is brand new and high quality.Features: brand new and high quality This motor s/peed controller is mainly used for DC Motor s/peed regulationThis sensorless threephase brushless (BLDC) DC motor s/peed using high quality chips for wide voltage. Stable performance, simple and most costeffective multifunction operation, ease of use , is a compact DC brushless DC drives. This motor s/peed controller support DC motor CW and CCWrotationSpecifications: Input voltage: DC536VForward reversal: within 15AInput current: > motor working currentS/peed control: potentiometer (270 degree linear)S/peed regulation range: 0Support motor: brushless motorType of connection: barrier terminalKnob specification: 100K (with switch)Module size: 10*6.8*4cm / 3.93*2.67*1.57in Weight: 141gPackage included: 1 x Motor S/peed ControllerNote: 1. The input voltage must differentiate "+" ,"", can't input 220V voltage 2. The input voltage should be equal to the rated voltage of the motor within 536V 3. The motor wire ABC don't differentiate sequencePackage List