Vello ShutterBoss Timer Remote for Canon with 3-Pin Connection For Canon EOS DSLRs w/3-Pin Connection | Wired Remote Controller Set Timer Delays & Intervals | Set Number of Shots/Unlimited Shooting 4-Line Backlit LED Display | Take Photos without Camera Shake Great for Time-Lapse Recording | Powered by Two "AAA" Batteries Whats In The Box: 2"AAA" Alkaline Batteries, User's Manual, 1-Year Limited Warranty