1 second to 24 hours (1-second increments, 1-minute increments, and 1-hour increments) 5 daily alarms Hourly time indications Hand out way providing an unu unobstructed view of digital display content.) Full auto-calendar (up to the year 2099) 12/24-hour format button operation tone on/off regular timekeeping analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (mode) digital: hour , minute, second, pm, month, date, day Accuracy: ?ñ 15 seconds per month approx. Battery life: 3 years on SR726W ?? 2 Case size: 51.2 ?? 48.7 ?? 14.1 mm Net weight: 64g. 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (mode) digital: hour, minute, second, pm, month, date, day Accuracy: ?ñ 15 seconds per month approx. Battery life: 3 years on SR726W ?? 2 Case size: 51.2 ?? 48.7 ?? 14.1 mm Net weight: 64g. 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (mode) digital: hour, minute, second, pm, month, date, day Accuracy: ?ñ 15 seconds per month approx. Battery life: 3 years on SR726W ?? 2 Case size: 51.2 ?? 48.7 ?? 14.1 mm Net weight: 64g.