6V 12V 24V Digital Display LED DC Motor Speed Controller PWM Stepless Speed Control Switch Desktop Jewellery & Watch Magnifier with LED Lights *Measuring Range:

*Measuring Range:

connect the power supply under test to the test input port(P+/P-)

Desoldering Pump Length: 18

Operating Humidity: 10-95%RH non-condensing

6V 12V 24V Digital Display LED DC Motor Speed Controller PWM Stepless Speed Control Switch Desktop Jewellery & Watch Magnifier with LED Lights *Measuring Range:This DC Motor Speed Regulator controls the speed of a DC motor by adjusting Pulse Width Modulated (PWM). Large 0. 56 inch 3 digit LED display numbers allow viewing under the most adverse conditions. Features: Large 0. 56 inch 3 digit LED display numbers for easier readings. A PWM speed controller, enables you to control the speed of DC motors smoothly. Wide range of working voltage: DC 6V 30V. The rotary knob can realize 0 100% adjustment, and display