Feature: 1. Great Control: This machine can generate square wave pulse frequency signal, which enables easy control on equipment. 2. Working Modes: Designed to have normal mode and fine mode, and the 2 working modes have different working frequency. 3. Clear Display: LCD screen ensures clear viewing on the date, making the operation and adjustment much more convenient. 4. Broad Utility: Allows for wide application in experiment, motor driving, MCU, PWM controller and so on, very useful. 5. Simple to Use: Has locking function, can also automatically save all the data after setting, and many other functions. Specification: Item Type: Frequency Generator Material: PCB + ABS + LCD Application: Square Wave Signal Generator Model: XY-PWM1 Working Voltage: DC 3.3V-30V Frequency Range: Normal Mode: 1Hz-150kHz; Fine Mode: 1Hz-15kHz. Frequency Accuracy: 2% in each range. Signal Load Capacity: The output current is about 5-30mA. Output Amplitude: The PWM amplitude is equivalent to the input voltage value. Working Temperature: -20℃~+70℃ Normal Mode Frequency Range: 1Hz-150kHz Normal Mode Duty Cycle: 00 to 100% Normal Mode Duty Cycle Stepper: 1% Fine Mode Frequency Range: 1Hz-15kHz Fine Mode Duty Cycle: 00.0 - 100% Fine Mode Duty cycle Stepper: 0.1% Application: 1. As a square wave signal generator for experimental development; 2. As a motor driven square wave signal generator; 3. As an adjustable pulse generator for MCU; 4. As a pulse generator, it controls related circuits (PWM dimming, speed adjustment). . Package List: 1 x Frequency Generator Note: Please pay attention to electricity safety when using it.