Brunton ADC (Atmospherice Data Cente) Ridge Altimeter

Get accurate barometric pressure - as well as altitude above sea-level with the hand-held ADC (Atmospherice Data Center) Ridge Altimeter by Brunton. It's easily calibrated by turning the altimeter scale ring and comes with a click-on lanyard. An ergonomic body design provides the perfect hand-fit both with and without gloves. Classic functionality is a beautiful thing. Features: Easy to calibrate with a turn of the dial Ergonomic body design No battery power necessary