JDS3102A Handheld Digital Storage Oscilloscope 100mhz,double Channel,1Gsa/s Sample Rate,muiltimeter Specifications:  Model number: JDS3102A Input coupling: AC,DC Channel: 2 Display mode: YT/XY The input impedance: 1MΩ 25pF The maximum input voltage: 40V(Probe X1 ); 400V(Probe X10); 2000V(Probe X100) Probe attenuation: 1X10X Attenuation setting: 1X10X100X Signal acquisition system: Sampling method: Real time sampling, random sampling The storage depth: 16Kx2 Acquisition mode: Sampling, peak detect Vertical system: Vertical sensitivity: 0mV-5V(Probe 1X) 100mV-50V(Probe 10X) (1,2.5,5 Stepping) The vertical accuracy: +/-3% The vertical resolution: 8bit Bandwidth: 100MHz Horizontal system: The real-time sampling rate : 1GSa/s per channel Horizontal scanning range: 10nS/div-5S/div Triggering system: Mode: Automatic, normal and single Type:The rising edge, falling edge Automatic detection: Support50Hz-100MHz Mathematical operation: CH1+CH2CH1-CH2CH2-CH1 Measurement system : Cursor measurement: Support time and voltage Measuring method: Manual Measurement:The peak to peak value and frequency Equipment : Screen:4.3 inch, 16 bit true color, TFT, 400*272 Battery:2000+mA Lithium battery (support 3 hours of continuous work)