Casio AQS810W-1A2

Case Size (L × W × H): 52.2 × 48.3 × 13.7 mm Weight: 40 g Case/Bezel Material: Resin Band: Resin Band Glass: Resin Glass Water Resistance: 100 m Power: Solar powered Other Exterior Feature: Neobrite Features World Time: 31 time zones (48 cities + UTC), DST on/off, Home/World city swap Stopwatch: 1/100-sec, elapsed/lap/split time, max 59'59.99'' Timers: Dual countdown timers for interval training, 1-sec unit, 00'05''–99'55'', repeats 1–10 Alarms: 5 daily alarms + hourly signal Light: Amber LED backlight (1.5s or 3s afterglow) Calendar: Full auto-calendar to 2099 Mute: Button tone on/off Power Saving: Display blanks in darkness Battery Indicator: Yes Battery Life Normal Use: Approx. 10 months after full charge Power Save Mode: Approx. 23 months in darkness Accuracy & Timekeeping Accuracy: ±30 sec/month Formats: 12/24-hour Analog: Hour & minute hands (moves every 20 sec) Digital: Hour, minute, second, PM, month, day Languages: English, Portuguese, Spanish, French, German, Italian