The VISO comprises three instruments: Digital Alti-Meter- Stores detailed altitude information about the last jump for later review Digital Speed-Meter- Stores detailed speed information about the last jump for later review Jump Counter- Electronic logbook, storing and displaying information about the last 200 jumps. - Can be used to keep track on the number of jumps on a rig. - Can be reset at any time, but time and date for the last reset remains stored and cannot be erased. VISO™ FEATURES: Digital Altimeter or Speed-Meter Electroluminescent backlight for night jumping. Can remain ON for several hours. Automatic calibration to local elevation LCD screen for easy and intuitive operation and information review Logbook with playback of altitude/speed profile for the last jump. Operational at sub-zero temperatures Always ON. No need to be powered OFF VISO™ Software & functions Stores up to 10 minutes of profile data from last jump Displays Alti-Meter and Speed-Meter details from exit to landing Records and displays jump information about the last 200 jumps including exit altitude, deployment altitude, freefall time, max. speed in freefall and max. speed under canopy Choice of readings in feet or meter and mph or kmh