Signal Generator PWM Duty Cycle LCD Display Module Square Wave DC 3.3V-30V 1PC

1-Channel PWM output. Display 'XXX'. No decimal point,The minimum frequency is 1Hz. The frequency range is 1Hz ~ 999Hz. Display 'X.XX'. The decimal point is the penultimate, The minimum frequency is 0.01KHz.The frequency range is 1.00KHz ~ 9.99KHz.

eBay