* Solar Powered (Tough Solar) – No battery changes needed* Multi-Band 6 – Automatically syncs time via radio signals in US, Europe, China, and Japan* Dual Display – Clear upper/lower LCDs with a dedicated mode-indicator hand* World Time – 48 cities (29 time zones) with a quick home-city swap* 10-Bar Water Resistance – Safe for swimming and daily use* Lightweight Design – Weighs only 47g for all-day comfort* Full Auto LED Light – Illuminates automatically in dark conditions* Practical Tools – 5 daily alarms, 1/100s stopwatch, and 60-minute countdown timer* Long Battery Life – Up to 20 months of operation in power-saving mode* Full Auto-Calendar – Keeps the date accurate without manual adjustment