BCA’S workhorse beacon, with the speed and ease-of-use you’ve come to expect from a Tracker, and more bombproof and intuitive than ever before. BCA's Tracker avalanche beacons are the most widely used in North America—with a reputation worldwide as the industry benchmark in ease of use and simplicity. Featuring Signal Suppression (SS) and Big Picture (BP) modes for no-nonsense multiple-victim searching. Motion-sensing auto revert-to-transmit mode (AR). Plus a Mini USB port for downloadable software updates.   FEATURES: WEIGHT: 215 g including batteries, not harness DIMENSIONS: 12 cm x 7.5 cm x 2.6 cm FREQUENCY: 457 kHz POWER Three AAA alkaline batteries MAX RANGE: 50 meters SEARCH STRIP WIDTH: 55 meters BATTERIES: Three AAA alkaline batteries BATTERY LIFE: minimum 1 hour in search mode after 200 hours in transmit mode (approximately 250 hours in transmit only or 50 hours in search only)