Variable Frequency/Width Pulse GeneratorAdditional Notes:* Snap-in Variable frequency & Pulse Width Generator module with back lit LCD Display.* Simple source of test pulses.* 4 P B switches used to set the Frequency and Duty Cycle,* Short press for single unit increase or decrease* Long press for rapid increase or decrease* Auto save prevents setting loss due to power fail.* Power: 3.3 ~ 30V;* Frequency range: 1Hz ~ 150KHz; auto switching* A: 1-999Hz Resolution 1Hz (Display 123) no decimal)* B: 1KHz-9.99KHz Resolution 10Hz ( Display 1.23)* C: 10KHz-99.9KHz Resolution 100Hz (Display 12.3)* D: 100KHz-~150KHz Resolution 1KHz (Display 1.2.3)* Duty Cycle ~0-99%* Accuracy: ~ 2%;* Max Output Current: <30ma;* Output Voltage: ~Vcc (Input V)* Ambient temperature: -20 ~ +50 "C"* Cutout: 74mm X 40mm* W: 80mm H: 43mm D: 27mmMPJA35478 TE