Its Indiglo backlight illuminates the entire dial with a press of the crown

Waterproof to a depth of 50 meters (165 feet)

The FKM elastomer strap ensures comfort and durability

30-minute intervals

the proven Luminox Light Technology lighting system assumes this function

Citizen Eco-Drive Radio Controlled Green Men's Watch Case Depth_6.5mm Its Indiglo backlight illuminates theCaliberE660 Analog FunkCaliber Features24 hour display, 3 years power reserve in the dark, 300 days power reserve, Day alert, Day Date, Eco Drive, Insufficient charge warning feature, Local time for 24 cities, Perpetual Calendar, Power reserve indicator, Radio controlled watch EUR, JPY, USA, China, Stopwatch: max. 60 min, 1 1 sec., Time zones retrievableCase FeaturesStainless Steel back, Full Metal CaseBracelet FeaturesStainless Steel, Double Push