A reliable and handy instrument, for all the test and electronic engineers. HDS1022M model is designed for you to carry out a complicated on-site test. The Dual-channel unit provides 20MHz bandwidth with the sampling rate at 100MS/s, DMM function is also available. Bandwidth 20 MHz sample rate 100MS/s Rising time 17.5ns Independently floating isolated inputs Yes(for both DMM and Oscilloscope) Time base range 5ns-5s/div Vertical sensitivity 5mV-5V/div Trigger modes Edge(Normal, Single shot, Auto),Video Scope measurements 2 Cursor 5 Automatic Record length 6K points per channel Memory for screen and set up:4 Screens�A4 set up True RMS multimeter: Volts, Amps, Ohms, Capacitance, Diode, Continuity Voltage Range:400mV 4V 40V 400V Best Accuracy VDC /-(1% 1); VAC /-(1% 3) Current DCA: 40mA, 400 mA, /-(1.5% 1),20A /-(3% 3) ACA: 40mA /-1.5%,400 mA /-(2% 1),20A /-(5% 3) Resistance 400%u03A9 /-(1% 3),4K,40,400K,4M /-(1% 1),40M /-(1.5% 3) Capacitance 51.2nF-100u /-(3% 3) PC interface:RS232/USB Power supply &Battery: DC power supply&Li-ion rechargeable battery upto 6hrs Display:3.8inch color LCD Resolution:320 x240 Dimension:180mmx113mm x40mm Weight 690g Warranty:3-yrs