TM1637 PWM Pulse 6HZ 100KHZ 0 99% Frequency Square Wave Signal Generator Duty Cycle Module DC 3.3V 20V PWM Driver Transistor

1.Frequency range: 6HZ ~ 100KHZ adjustable

2.Duty ratio range: 1 ~ 99% adjustable

3.Power supply: DC 3.3V ~ 20V universal

4.PWM width = input voltage

5.Output PWM drive capability: Output with transistor drive, drive current up to 100MA

6.When there is no decimal point; is HZ as a unit; there is a decimal point is KHZ as a unit; automatic conversion; no artificial adjustment