Features: [3.5-Inch LCD Screen] 3.5-inch (320*240) high-resolution and high-contrast TFT color LCD screen, clear and delicate display for reading values and observing waveform details. [2-in-1 Testing Meter] Oscilloscope + Multimeter. One machine in hand, worry-free testing. Suitable for outdoor maintenance, rapid on-site measurement, automobile maintenance, power detection, etc. [20,000 Counts Multimeter with True RMS] High-precision professional multimeter with data hold function, support measuring voltage, current, resistance, diode, capacitance and continuity test. [2CH Digital Oscilloscope] 2-channel input & 40MHz bandwidth & 250MSa/s real-time sampling rate & cursor measurement function & XY function & multiple auto measurement functions & one key auto set function, easy to detect and debug. [Two Acquisition Modes] Peak detect is used for the detection of the jamming burr and the possibility of reducing the confusion. [7 Kinds of Auto Measurement] Frequency, Period, Amplitude, Max, Min, Mean and PK-PK. Max 6 auto measurements can be displayed on the screen at the same time. [Cursor Measurement Function] Supports measuring the voltage difference between cursors (V) and the time difference between cursors (T). [High Refresh, Deep Storage] Max. 10,000wfms/s refresh rate, 8k record length, easy to capture exceptional and low probability events. [Save Function] Save 4 settings, 4 reference waveforms, 4 waveform images, 4 CSV waveform files. The reference waveform can be displayed on the same screen as the measured waveform, convenient for waveform comparison. [2 * 2200mAh 18650 Lithium Battery] Less then 3W power consumption, can work continuously for about 6 hours; equipped with Type-C USB cable for convenient charging and PC connection. Specifications: : OWON Model: HDS242 Material: ABS Color: Blue&Black Power Supply: 2 * 2200mAh 18650 lithium battery Charging Method: Via Type-C USB cable Plug: EU / US (Optional) Function: Oscilloscope + Multimeter Oscilloscope: Bandwidth: 40MHz Bandwidth Limit (typical): 20MHz Channels: 2-CH Oscilloscope Sample Rate: 250MSa/s Acquisition Model: Normal, Peak detect Record Length: 8K Display: 3.5-inch LCD Waveform Refresh Rate: 10,000 wfrms/s Input Coupling: DC, AC, and Ground Input Impedance: 1 M2%, in parallel with 16pF10pF Probe Attenuation Factors: 1X, 10X, 100X, 1000X Max. Input Voltage: 400V (DC+AC, PK-PK, 1M input impedance) (10:1 probe attenuation) Horizontal Scale: 5ns/div - 500s/div, step by 1 - 2 - 5 Vertical Sensitivity: 10mV/div - 10V/div Vertical Resolution: 8 bits Trigger Type: Edge Trigger Modes: Auto, Normal, single Automatic Measurement: Frequency, Period, Amplitude, Max, Min, Mean, PK-PK Communication Interface: USB Type-C Multimeter (Standard): Max. Resolution: 20,000 counts Testing Mode: Voltage, Current, Resistance, Capacitance, Diode ,and Continuity test Input Impedance: 10M Max Input Voltage: AC 750V, DC 1000V Max Input Current: DC: 10A, AC: 10A Diode: 0 - 2V Item Size: Approx. 19.5*9.5*3.8cm / 7.68*3.74*1.5in Item Weight: Approx. 505g / 17.81oz Package Size: Approx. 24*15.5*8.8cm / 9.45*6.1*3.46in Package Weight: Approx. 1041g / 36.72oz Note: Please read the Users Manual before use. Packing List: 1 * Digital Oscilloscope 1 * Oscilloscope Passive Probe Kit 1 * Pair of Multimeter Probe Leads 1 * Pair of Oscilloscope Probe Leads (BNC to Alligator Clip) 1 * Type-C USB Cable 1 * Adapter 1 * Cloth Bag 1 * Users Manual(English)