The CasioSolar Watch boasts Triple Sensor Technology with compass, altimeter/barometer, and thermometer. This solar-powered watch delivers smart features like low temperature resistance (14F), 5 daily alarms (4 one-time and 1 snooze alarm), sunrise/sunset data, and 31 time zones (48 cities). Casio's Pro Trek Watch has a Tough Solar rechargeable battery. Water-resistant to 100 meters. Black resin band. Imported. Manufacturer model #: PRG270-1. Tough Solar Power Triple Sensor Technology with digital compass, thermometer, and altimeter/barometer Large side buttons Low-temperature resistance to 14F Sunrise/sunset data 5 independent daily alarms Full auto-calendar 12/24 hour format 31 time zones (48 cities) Water-resistant to 100 meters