1hz-150khz Signal Generator Digital Display Pwm Pulse Frequency Duty Ratio Adjustable Square Wave R

DIY Supplies: ELECTRICALDisplay Size: 3.0 – 4.9 InchesModel Number: LCD Digital display PWM Pulse Frequency Duty Ratio 1HZ~150KHZ Cycle AdColour:As shownMaterial:plasticPackage Contents:1 x Signal GeneratorOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.