Output waveforms include sine wave, square wave, triangle wave, forward sawtooth wave, reverse sawtooth wave, ECG wave, exponential rise, exponential fall, Lorentz pulse, Gauss pulse, Sinc pulse, half-wave, -wave, wave, noise wave (15 kinds). Current draw: 180 mA at 5 V. Power and power options: Power supply DC 4-9 V. For adapters, 5 V is recommended. For battery power, a 3.7 V lithium battery is recommended. Main technical parameters: Power supply range DC 4-9 V; adapter use recommended at 5 V; battery operation recommended with 3.7 V Li battery. Use scenarios: - Electronics lab and test bench: generate reference signals and test circuit responses using diverse waveforms. - Educational demonstrations: show waveform shapes and signal behavior in classroom or training sessions. - Prototyping and sensor testing: drive microcontroller inputs, DACs, or sensor interfaces during development. Key benefits: - Wide waveform library enables versatile signal generation for testing and analysis. - Flexible power options support both lab use and portable operation. - Clear performance characteristics (180 mA at 5 V) provide predictable integration with common power sources.