This is a Casio digital watch with radio wave reception. ・Alarm ・World Time GMT/UTC ・Water resistant: 5-bar water resistance ・Radio-controlled Description ● 5-bar water resistance ● Radio wave reception function: Automatic reception (up to 6 times/day) / Manual reception, Reception radio waves: WWVB, Frequency: 60kHz <Europe region> Reception radio waves: MSF/DCF77, Frequency: 60kHz/77.5kHz *When the home time setting is set to a city that can receive radio waves, the watch will receive the station corresponding to the city. The time difference is set according to the selected city. ● World Time: Displays the time in 48 cities (29 time zones), with summer time setting function ● Stopwatch (1/100 second, 60-minute counter, with split) ● Timer (set unit: 1 minute, maximum set: 60 minutes, measured in 1-second increments) ● Multi-language day of the week display (9 languages) ● Month/day display switching function ● Time alarm/hourly time signal ● Full auto-calendar ● 12/24 hour display switching ● Operation sound ON/OFF switching function ● LED light (with afterglow function) No box (to reduce shipping costs) #rararoo 730