Can produce sine wave, triangular wave, square wave Frequency can be from 1HZ-1MHZ amplitude adjustable Five precision resolution Power supply range, you can use an external power supply 9-12V or 9V battery All in-line components, a small number of components, installation and commissioning simple Specifications:

SINE WAVE:

Amplitude: 0 - 3V at 9V DC input
Distortion: Less than 1% (at 1kHz)
Flatness: +0.05dB 1Hz - 100kHz

SQUARE WAVE:

Amplitude: 8V (no load) at 9V DC input
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

The package includes:

1 x XR2206 signal generator functions DIY Kit