This ultra-responsive GPS device is powered by a multi-core processor, with vibrant HD touchscreen that is preloaded with 35000 ground-verified golf courses worldwide Nothing else comes close for precise distance and with a rugged and water-resistant design, you can rest assured when out playing golf. The GPS uses multi-constellation navigation satellite systems to give you increased accuracy and insight to the front, middle and back of the green information, as well as hazards, doglegs and distance to other targets.