Features1. High efficiency, high torque, low heat generating2. Control the speed of a DC motor with this controller3. With reverse polarity protection, high current protection4. With potentiometer5. With reversible switch6. Speed controller is made with high quality circuit board which ensures a longer service life7. This simple and easy-to-use DC motor speed controller has an stable performance8. The output current of this motor speed controller can be adjusted from 6A to 10A, and it is simple to set9. This motor speed controller uses screw terminals for convenient and quick wiringSpecifications1. Input Voltage: DC 6V-30V2. Output Voltage: Linear with load3. Output Current: 6A-10A4. Power: Max. 200W5. Speed Range: 0% to 100%6. Regulation Method: Potentiometer7. Regulation Type: Regulating Current8. Control Frequency: 16KHz9. Wiring Type: Screw terminal10. Rotary Knob Wire Length: 20cm 11. Brand: Landa tianrui12. Model: LDTR-WG026613. Material: FR-414. Dimensions: 7.4 cm * 4.7 cm* 2.8cm15. Weight: 68 g16. Package included: 1 x PWM DC motor speed controllerSpecification: Package Weight One Package Weight 0.08kgs / 0.17lb One Package Size 8cm * 6cm * 3cm / 3.15inch * 2.36inch * 1.18inch Qty per Carton 546 Carton Weight 15.00kgs / 33.07lb Carton Size 56cm * 36cm * 39cm / 22.05inch * 14.17inch * 15.35inch Loading Container 20GP: 339 cartons * 546 pcs = 185094 pcs40HQ: 787 cartons * 546 pcs = 429702 pcs