Casio Protrek Tough Solar Powered Environmentally Friendly Biomass Outdoor Sports Watch with Altimeter, Barometer, Compass, and Thermometer Style PRW-61-1.

PRW-61 Climber Line series is made with environmentally friendly materials as an authentic outdoor gear for people who love nature Environmental protection model: The first Casio watch is made of biomass plastic that is gentle on the planet while maintaining good wear and high visibility Triple Sensor: Compass, Altimeter/Barometer, and temperature with a single push Atomic Timekeeping The included small antenna receives high sensitivity standard radio waves with time information.

Multi-band 6 is compatible with standard radio waves in Japan (2 stations), North America, UK, Germany, and China Other Product Specifications: 100 Meter Water resistant, Full Auto Calendar (/ the Year 2099) / World Time w/ 29 Time Zones Low-temperature resistant (-10 °C) High visibility STN LCD, Fully automatic double LED light 1/100-Second Stop Watch / 5 Independent Alarms