Casio Pro Trek PRW-6600YB-3

Case size (H × W × D): 51.6 × 51.5 × 13.6 mm
Weight: 66 g

Case and bezel material: resin / stainless steel
Strap: fabric
Water resistance: 10 bar
Low temperature resistance: down to -10 °C / 14 °F

Time adjustment: radio-controlled Multi Band 6

Power supply: Tough Solar (solar powered)

Altimeter: -700 to 10,000 m (-2,300 / 32,800 ft), 1 m (5 ft) unit, altitude difference indicator via hand, manual memory for up to 30 records with altitude/date/time, automatic max/min altitude data, cumulative ascent and descent, relative altitude ±100 m / ±1000 m, measurement intervals 5 seconds or 2 minutes

Barometer: 260 to 1,100 hPa (7.65–32.45 inHg), pressure difference indicator via hand, atmospheric pressure tendency graph, significant pressure change alerts

Digital Compass: 16 directions, 0°–359° measurement with 1° precision, 60-second continuous measurement, North indication via hand, bidirectional calibration and magnetic declination correction

Thermometer: -10 °C to 60 °C (14–140 °F), 0.1 °C / 0.2 °F precision