Here you can see the vibrating part of the timer on my left arm, and the SO uses the CED timer with the attached transmitter. It worked so well! Much better than tapping me on the shoulder to start! #idpa @shootidpa @doublealphaacademy #deafhohshooters (at Memphis Sport Shooting Assoc.) https://www.instagram.com/p/Bt821Veh41_/?utm_source=ig_tumblr_share&igshid=1pewv43nq45qj


















