GPS (global positioning units) are gadgets that measure course yardages. As such, they can be provide you with much more specific yardage distances from to the greens, fairways, doglegs and layups across the golf course. They include both GPS watches and handheld units that have full-colour golf course maps comparable to those on the yardage charts.
Golf Ball Wrangler
The Golf Ball Wrangler is a somewhat low-tech, but effective, gadget for finding golf balls in the water. This gadget is a series of fibre glass mesh plates mounted on an axle which can be tossed into the water. When its pulled along the bottom of the pond, it traps balls in the water between its plates. After removing the wrangler from the water, you can then pick off the golf balls it rolled over.
Digital Golf Scorecards
Digital golf scorecards can be another great addition to your golf bag. These are gadgets that can record up to four golf scores during a round. The scorecards might also provide some scoring stats and averages for the round. Among the digital golf scorecards are the Golf GameBook phone application which is among the first to include signing options for championships.
Radar Golf Balls
You've probably heard of this one already as there's another post on this blog about the RadardGolf Balls. Just to reiterate the RadarGolf System is a gadget that locates and finds golf balls that include embedded microchips. The handheld tracking device detects the microchip golf ball with audio tones that gradually increase in volume when you move closer to the ball.