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 GeneratorMaterial: PCB + ABS + LCDApplication: Square Wave Signal GeneratorModel: XY-PWM1Working Voltage: DC 3.3V-30VFrequency 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~+70Normal Mode Frequency Range: 1Hz-150kHzNormal Mode Duty Cycle: 00 to 100%Normal Mode Duty Cycle Stepper: 1%Fine Mode Frequency Range: 1Hz-15kHzFine 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 GeneratorNote:Please pay attention to electricity safety when using it.