2 Channels PWM Generator with LED Display
Working Voltage: 5-30Vdc
Frequency: 1Hz-150kHz (1Hz, 0.1kHz, 1kHz resolution)
Duty Cycle: 0-100% (1% resolution)
Output PWM Current: less than 30mA
Output Amplitude: 5Vp-p
Interface: Tact Switch, UART TTL
*** The fan gets power directly from 12V power supply***
Donation: 1GCkNfU8C8pmmxM29MnNFDfKYaPDkBFbSL [BitCoin Wallet]
![](https://i.ytimg.com/vi/KOay5tl20xQ/maxresdefault.jpg)