You got the Sherwood Amphos Dive Computer, but you are tired of writing down all the information in your log book. Then start an Electronic Logbook with this Download Kit. The Kits program is available on line at sherwoodscuba.com for PC Base, www.ediverlog.com for Mac Base and is easy to Load on your PC, Mac or Laptop. Once you have the Program on your Computer this Cable will allow Viewing of Dive Profiles with Color Graphs. Easy to Print-Out Log Information when you are Ready-to-Vacation in St-Somewhere and want to Prove-your-Diving Experience.