Is Arccos Caddie Link permitted under the Rules of Golf? Follow The short answer is, yes! For more information on the decision, please review the USGA letter below. Related articles How long does it take to charge Arccos Caddie Link? Why can't I start a round with Arccos Caddie Link? Can I use the Apple Watch for Shot Tracking? My firmware recovery failed, how can I restart the process? What handicap should I compare myself to?