Meet the Callaway eCLIPse Golf GPS: a smart device preloaded with 30,000+ worldwide courses to help improve your game. It displays distances to the front/center/back of green. It also offers auto course recognition, auto hole advance, and shot distance measurement. The battery life lasts up to 12 hours in GPS mode.
You can clip this onto your belt or bag easily. The device also fits in your pocket. This compact golf GPS sets you back just under $200 at this time.