Features ADJUSTABLE VALUE --- The duty cycle, frequency and amplitude are all adjustable, the upper and lower limits can be set, and the main interface can be customized. DUAL MODE --- Dual mode design, the frequency range of normal mode is 1Hz‑150KH, and the frequency range of fine mode is 1Hz‑15KHz. LCD DISPLAY --- The generator module is equipped with LCD to display frequency, duty cycle and amplitude, with ON OFF buttons for easy operation. OUTPUT RANGE --- The output is DC1V‑24V 3W, the module can be used as a 3W numerical control power supply. OTHER FUNCTIONS --- The generator module has lock function to prevent misoperation, and all parameters can be saved after power off. Feature: 1. SQUARE WAVE SIGNAL: Generate square wave signals for experimental development, generate adjustable pulses for MCU use and control related circuits. Specification: Item Type: Signal Generator Module Power Supply Voltage: DC3.5~12V Output Voltage: OUT+ (amplitude voltage); DC1V~24V power 3W (this product can be used as a 3W numerical control power supply) Frequency Range: Normal Mode 1HZ~150KH; Fine Mode 1HZ~15KHz Frequency Accuracy: About 2% accuracy in each range Signal Load Capacity: The output current is about 5~30ma (Note: This product is an output PWM signal and cannot directly drive high power loads) Output Amplitude: DC1.0V-24.0V adjustable Ambient Temperature: -20~+70℃ Package List:1 x Signal Generator Module Package List 1 x Signal Generator Module