The Rock is an essential tool for off-piste skiing featuring a dynamic design with advanced hard- and soft-ware functions for protection, guidance and re-experience in high-altitude mountain sports.

The Rock - Yellow

Excluding VAT

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The Rock is Linde Werdelin’s ski instrument fully designed and developed in-house providing guidance to skiers. With a light-weight and compact design skiers can be informed about different temperatures at various altitudes and alerted when temperatures fall below -12° C to avoid frostbite danger.

The Rock also features a 3-axis compass, chronograph, an inclination sensor with avalanche warnings and shows weather trends with the barometer function.

The Rock records vital data on its logbook for the user to access and download on their computer.


  • Temperature including frostbite warning alarm
  • 3-axis compass / inclination sensor with avalanche warning
  • Altimeter
  • Barometer with weather trends
  • Chronograph
  • Logbook
  • Freeze level and temperature at various altitude
  • Power-save mode
  • Trend indicator (arrow) for all parameters
  • Solid anodised aluminium
  • Anti-scratch mineral crystal
  • 35mm x 35mm / 128 x 128 pixel
  • Full graphical LCD with EL backlight
  • Internal sensors for altimeter, barometer, inclination, compass, temperature
  • Heart rate and external wireless temperature sensor sold separately
  • 32Mb on board flash memory
  • High performance 8Mhz 16bit MPU
  • 2.4GHz wireless sensor network
  • 4 button user interface
  • Wireless upgradeable software and log transfer to computer
  • Rechargeable memory less Li-ion
  • 165 mAh
  • Width 50 x 53mm, height 22mm
  • 44gr ±2gr
  • Charger with USB 2.0 and 2.4GHz wireless interface