Case / bezel material: Stainless steel / Aluminum One-touch 3-fold Clasp Stainless Steel Band Mineral Glass Screw Lock Back 100-meter water resistance LED light (Super Illuminator)Afterglow 1/10-second stopwatchMeasuring capacity: 59'59.9''Measuring modes: Elapsed time, split time, 1st-2nd place times Date display Regular timekeeping: 3 hands (hour, minute, second),3 dials (stopwatch 1/10 seconds, stopwatch minutes, stopwatch seconds) Accuracy: ±20 seconds per month Approx. battery life:2 years on SR920SW (3 hands and 3 dials)2 years on CR1616 (Light 16 [sec/day]) More Close
LED light (Super Illuminator)Afterglow 1/10-second stopwatchMeasuring capacity: 59'59.9''Measuring modes: Elapsed time, split time, 1st-2nd place times Date display Regular timekeeping: 3 hands (hour, minute, second),3 dials (stopwatch 1/10 seconds, stopwatch minutes, stopwatch seconds) Accuracy: ±20 seconds per month Approx. battery life:2 years on SR920SW (3 hands and 3 dials)2 years on CR1616 (Light 16 [sec/day])
EFR-554SG-2AV EFR-544BK-1A9V EFR-539L-1AV EFR-534D-1A9V EFR-512L-1AV EFR-552D-1AV EFR-555BL-5AV EFR-558DB-1AV EF-540D-1AV EFR-543BK-1A2V EFR-526D-7AV EFR-540BK-1AV