Output waveforms 15 kinds of waveforms including: sine, square, triangle, forward sawtooth, reverse sawtooth, ECG, exponential rise, exponential fall, Lorentz pulse, Gauss pulse, Sinc pulse, halfwave, noise wave, and other related types Power and operation Power supply: 4 to 9 V DC input Adapter use: 5 V DC adapter recommended for stable operation Battery use: 3.7 V lithium battery recommended for portable power Current draw: 180 mA at 5 V Key benefits Versatile signal generation for electronics testing and experimentation with a wide range of waveform shapes Flexible power options for bench use or portable operation Moderate power consumption suitable for batterypowered applications Clear, reproducible outputs suitable for design verification, education, and demonstrations Technical specifications in brief Output waveforms: 15 kinds as listed above Power input: 4–9 V DC Recommended adapter: 5 V DC Battery option: 3.7 V Liion battery Current consumption: 180 mA at 5 V Use scenarios Electronics prototyping and debugging: generate test signals to characterize amplifiers, filters, ADCs/DACs, and signal paths Education and demonstrations: visualize waveform shapes and compare responses of circuits in a classroom or lab setting Portable field testing: operate on battery power for onsite signal generation during inspections or experiments Note The device provides a broad set of waveform options and flexible power arrangements suitable for a variety of electronics testing, teaching, and portable applications.