2 descent mode - rate of descent, 3 descent mode - maximum rate of descent, 4 descent mode - total daily descent – Tech4o Alti-Ski User Manual
Page 12: 5 descent mode - total lifetime descent, 0 ascent mode - display, Descent mode - rate of descent, Descent mode - max rate of descent, Descent mode - total daily descent, Descent mode - total lifetime descent, Ascent mode - display
