1、Rotary Adjustment: This signal generator module adopts rotary adjustment, which is not easy to be touched by mistake and the equipment is not easy to be operated by mistake. 2、Stable Signal: This signal generator module adopts excellent chip, which makes the signal stable, reliable and low temperature drift. 3、Wide Application: This signal generator module can be used as a signal generator, valve regulation, frequency control, PLC debugging, panel debugging, LED testing, analog transmitter outputs. 4、Excellent ABS Material: This signal generator module is made of excellent ABS material, which is sturdy and wear resistant, high temperature resistant, and has a long service life. 5、Digital Display: This signal generator module features a digital display that is very clear and convenient to read.