Welcome to the store! 1. This circuit can generate sine wave, triangle wave, and square wave, with a frequency range from 1HZ-1MHZ. 2. Features five-digit accuracy resolution and comes with a variety of accessories, sufficient for your installation needs. 3. Frequency and amplitude are adjustable, with frequency adjustment supporting both coarse and fine-tuning. 4. Comes with a wide power supply range, allowing use of external 9-12V power or a 9V battery, offering great convenience. 5. All in-line components, with a small number of components, ensure easy installation and debugging. Item Type: Signal Generator Kit Voltage: 9-12V DC input or 9V battery (not included) Waveform: Square wave, sine wave, and triangle wave Impedance: 600 ohms + 10% Frequency: 1Hz - 1MHz Sine Wave: Amplitude: 0-3V at 9V DC input Distortion: Less than 1% (at 1 kHz) 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 30 ns (at 1 kHz) Symmetry: Less than 5% (at 1 kHz) Triangle Wave: Amplitude: 0-3V at 9V DC input Linearity: Less than 1% (up to 100 kHz) 10 mA 1 x Signal Generator Kit Your 100% satisfaction is our highest priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately, and we will provide you with the best solution!