The GARMIN TT-15 Collar is a remote training system designed for hunting activities. It features GPS sensors and provides direction as the measurement system. The collar is made of durable plastic material and is waterproof, ensuring its functionality even in various conditions. Powered by batteries, this unit offers both decimal and imperial measurement systems in English language. Perfect for tracking and training hunting dogs, the GARMIN TT-15 Collar provides a reliable tool for hunters to enhance their hunting experience.