Features:OOTDTYDurable and reliable: mini oscilloscope-standard is made-with high-quty materials to ensure long-lasting use.High sampling rate and bandwidth: With a sampling rate of 2.5mhz and an analog-bandwidth of 0khz, this oscilloscope can handle both periodic and non-periodic signals with actual bandwidth of 200khz.Suitable for all users: Whether you're working with simulated or digital signals, our oscilloscope comes equipped with complete triggering functions (single, normal, and automatic).Versatile-voltage measurement: Our oscilloscope can measure-voltage signals up to ±400v, making it suitable-for a wide range-of applications.Easy to use: Featuring a one-key auto function, you can easily display the waveforms without tedious adjustments. It has a one-key save waveforms function for your convenience.Specifications:Material:PlasticSampling rate: 2.5MHzAnalog-bandwidth: 0KHzActual bandwidth: 200KHzInput impedance: 1mωStorage depth: 1Kb display: 12 kindsPWM-output: frequency 1k-80khz, duty ratio 0 ~ , output-voltage 3.3VFunction waveforms: 17 waveforms.Output: frequency 1 ~ 1khz voltage-range Vpp0~3.3V (not adjustable).Charging voltage: 5VBattery capacity: 600mA/h 3.7VUpper computer: temporarily not supported.Firmware upgrade: supportWidth: Approx.mmLength: Approx.100mm (excluding BNC-head)Package Includes:1x Mini Oscilloscope1x Alligators Clip TestNote:①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order.②.Due to the difference between different monitors, the picture may not reflect the actual color of the item.Thanks for your understandings.