- Module No. 5146 - 55 x 51.2 x 16.9mm Case Size - 72g Weight - Shock resistant (G-SHOCK) - Magnetic resistant (ISO standard 764) - LED light: Auto light switch, selectable illumination duration (1.5 seconds or 3 seconds), afterglow - World time: 29 time zones (48 cities + coordinated universal time), daylight saving on/off, home city/world time city swapping - 1/1000-second Stopwatch - Countdown Timer - 5 Daily Alarms (with 1 snooze alarm) - Full auto-calendar (to year 2099) - 12/24-hour format - Regular timekeeping *Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (speed) *Digital: Hour, minute, second, pm, month, date, day - Accuracy: ±15 seconds per month - Approx. battery life: 2 years on CR1220