Item Type: Frequency Generator_x000D_ Material: ABS, PCB_x000D_ Working Voltage: DC 3.6V-36V, input anti reverse connection protection. _x000D_ Maximum Current: 20mA 36V_x000D_ Working Frequency: 1Hz~150KHz adjustable. _x000D_ Duty Cycle: 0-100%, 0.1% adjustable within 15KHz. 1% adjustable above 15KHz_x000D_ Display: 5 digit high brightness digital tube display. _x000D_ Communication: Supports serial communication, which requires serial board, provides serial communication protocol. 1Great Control: This machine can generate square wave pulse frequency signal, which enables easy control on equipment. 2Stable Output: PWM output, the frequency and duty cycle can be set independently. Also supports serial communication. 3Clear Display: Digital display ensures clear viewing on the date, making the operation and adjustment more convenient. 4Broad Utility: Allows for wide application in experiment, motor driving, MCU, PWM controller and so on, very useful. 5Simple to Use: Has locking function, can also automatically save all the data after setting, and many other functions. 1 x Frequency Generator 4 x Screw