Features 1、The circuit can generate sine wave, triangle wave, and square wave, the frequency can be from 1HZ‑1MHZ 2、Possess five digit accuracy resolution, equipped with a variety of accessories, enough for your installation 3、Frequency and amplitude is adjustable, frequency adjustment support coarse and fine adjustment 4、Come with wide power supply range, can use external power 9-12V or 9V battery, very convenient 5、All in line components, small number of components, bring simple installation and debugging Specification Item Type: Signal Generator Kit Voltage Supply: 9-12V DC input or 9V battery (not include) Waveform: Square wave, sine wave and triangle wave Impedance: 600 ohm + 10% Frequency: 1Hz - 1MHz Sine Wave: Amplitude: 0-3V at 9V DC input Distortion: Less than 1% (at 1kHz) Flatness: + 0.05dB 1Hz-100kHz Square Wave: Amplitude: 8V at 9V DC input (no load) Rise Time: Less than 50ns (at 1kHz) Fall Time: Less than 30ns (at 1kHz) Symmetry: Less than 5% (at 1kHz) Triangle Wave: Amplitude: 0-3V at 9V DC input Linearity: Less than 1% (up to 100kHz) 10mA Package List 1 x Signal Generator Kit