Feature:1. Good Features: This digital oscilloscope comes with 2.5MHz sampling rate as well as 500KHz analog bandwidth and 200KHz actual bandwidth.2. Clear Display: Can test sine wave, square wave, half wave, etc., the oscilloscope also has 2.4in TFT display with 320 x 240 resolution.3. Fast Operation: Supports one button AUTO operation an completed trigger function for periodic analog signal or non periodic digital signal.4. Broad Utility: Can be broadly used in automobile maintenance, home appliance maintenance, teaching, scientific research and other fields.5. Easy Carrying: Light in weight and compact in size, the handheld oscilloscope can be easily carried for both indoor and outdoor working.Specification:Item Type: Digital OscilloscopeSampling Rate: 2.5MHzAnalog Bandwidth: 500KHzActual Bandwidth: 200KHzMeasuring Range: X1/40V, X10/400V. Input Impedance: 1MStorage Depth: 1KbParameter Type: 12Pulse Width Modulation Output: 1K-80KHz frequency, 0-100.0% duty cycle, 3.3V voltage. Function: 17 waveforms. Output: 1-1KHz frequency, 0-3.3V voltage range. Display: 2.4in TFT 320 x 240 resolution. Charging Voltage: 5VBattery Capacity: 1 x 3.7V 600mAh battery, shipped with built in battery. .Package List:1 xDigital Oscilloscope1 x Test Cable1 x User Manual