Large Power Digital Display LED PWM HHO DC Motor Speed Regulator Controller 30A
19,28 €
PWM frequency: 21kHz; Duty Cycle adjustable: 0%-100%. The display range of 3-digit LED display is "000"-"100". Item size:module:3.94" 2.96" 1.11";display device:3.12" 1.66" 0.95" Net Weight: 5.8 ounce.
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