Model: Fosc-21 - Color: Grey - 2 channels input and synchronized display - Measures range automatically - 4 available modes - Input capture (trigger) function - Able to set any channel as the source of the capture (trigger) signal - Able to set rising or falling edge to capture (trigger) signal - Adjustable capture (trigger) signal level - Shows 2 channel's differential signal - Allows expand or compress up to 93 hours wave form - All functions can be operated by mouse or keyboard hot keys - Easy carrying perfect for your laptop - Supports multi devices works on one computer - Suitable for long time monitoring - Collect and archive temperature humidity and illumination data - Computer connection: USB - Maximum sampling: 8 kHz x 1 / (4 kHz x 2) - Measurable frequency: 0 Hz~3 kHz - DIV display: 16 DIV (horizontal) x 10 DIV (vertical) - Input impedance: 1M Ohm - Maximum voltage: 0~5 V - Error of voltage measurement: +/- 30mV - Adjustable range of time domain: 10 mS/DIV~10800 S/DIV - Time error accuracy: +/- 0.1% - Data recording and storage depth: 8388608 x 2 - The longest time of data record and save: 93 hours - Packing list: - 1 x Oscilloscope - 1 x USB cable (136cm) - 2 x BNC connectors - 1 x CD