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Ships within 48 hours · Estimated delivery Sep 2 - Sep 7
Measuring is never been so easy and fun
switchable laser positioning & auto power off function
Quick measurement of distance
it's easy to carry and make field measurement
guessing on the karat or value of the gold
6V 12V 24V Digital Display LED DC Motor Speed Controller PWM Stepless Speed Control Switch GemOro Testerossa Voice Alert Diamond Tester Measuring is never been soThis 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
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