The unique LF30W-3A features a world map at the top of the display, highlighting your current time zone. Its band is crafted from bio-based resin, made using renewable organic materials to help reduce environmental impact. Additional features include LED illumination, a stopwatch, timer, world time, and alarm—offering practical functionality for everyday use. - Module No. 3572 - 37.8 x 33.7 x 8.6mm Case Size - 23g Weight - LED backlight: Selectable illumination duration (1.5 seconds or 3 seconds), afterglow - Multi Time (4 different cities) - World time: 31 time zones (48 cities + coordinated universal time), daylight saving on/off, home city/world time city swapping - 1/100-second stopwatch - Countdown timer - 5 daily alarms (One-time or daily) - Hourly time signal - Full auto-calendar (to year 2099) - 12/24-hour format - Button operation tone on/off - Regular timekeeping: Hour, minute, second, pm, month, date, day - Accuracy: ±30 seconds per month - Approx. battery life: 3 years on CR1616