The analog thermometer is a valuable snow safety tool that allows you to accurately measure the temperature gradient of the snowpack. BCA designed its snow study tools in conjunction with North America’s most experienced avalanche educators. Backcountry Access snow study tools allow you to gather all of the data you need, without breaking the bank. HIGHLIGHTS 20 mm diameter dial Sling for easy attachment to skis during air temperature reading TEMPERATURE RANGE -40 degree C to 70 degree C DIMENSIONS 13.5 x 2.5 cm WEIGHT 26 g