There's no other GPS like it. The Callaway ECLIPSE GPS offers elite, accurate performance in a unique design that delivers unmatched versatility and convenience. Just clip it on your belt or your bag, or simply detach it from the clip and carry it in your pocket. Anyway you use it, you can be sure it's one of the most convenient, accurate golf GPS units on the market today. Don't let the ECLIPSE GPS' size and convenience fool you, this GPS packs a powerful punch delivering front, center, and back of green distances, even accurate yardages to the front and back of hazards.