SkyCaddie SGX-W Golf GPS: * Preloaded courses are out of date before the device is sold and can be risky and unreliable * The SkyCaddie SGXw connects wirelessly to SkyGolf"s vast library of precision courses via Wi-Fi at home, the office, the golf course or hotspot for fast, easy course downloads of the same complete and reliable course information * For wireless access on the go, most cell phone carriers now offer wireless tethering to access the smartphone"s Internet access as a personal hotspot * Wi-Fi Ready * Optical Trackpad * Rechargeable lithium-ion polymer battery * A/C power adapter * USB cable * Heavy-duty belt clip and belt clip cradle * LCD screen protectors * Quick Start Guide