Casio PRO TREK Triple Sensor Solar Mens Outdoor Watch Black PRW3510Y-8

The PRW3500 series of Tough Solar Power watches with Triple Sensor (Altimeter/Barometer, Thermometer & Compass) is the perfect fit for any outdoor adventurer. Casio's Version 3 technology provides a direction sensor that's 95% smaller, along with a 90% decrease in sensor power intake. Though the watch has shrunk from a physical standpoint, the technology has risen to another level - specifically in its accuracy and energy efficiency.   Black, 56.9 x 53.4.0 x 14.5mm Stainless Steel case Black, Highly-durable Casio Rubber Strap Positive LCD Dial, Silver Bezel Total weight: 89 grams Multi-Band Atomic Timekeeping (US, UK, Germany, Japan, China) Receives time calibration radio signals which keep the displayed time accurate Auto receive function (up to 6 times per day/up to 5 times per day for China) Manual receive function Signal: US WWVB, UK MSF, Germany DCF77, Japan JJY40/JJY60, China BPC Frequency: US 60kHz, UK 60kHz, Germany 77.5kHz, Japan 40/60kHz, BPC 68.5kHz Tough Solar Power 20