Protrek Vintage Solar Leather Blue Dial Watch

Case size (L× W× H): 51 × 47.4 × 14.7 mm

Weight: 56 g

Case and bezel material: Resin / Stainless steel / Resin (Bio-based)

Band: Cloth Band

Water resistance: 100-meter water resistance

Environmental resistance: Low-temperature resistant (-10℃/14℉)

Time adjustment: Radio-controlled Watch; Multi band 6

Power supply and battery life: Tough Solar (Solar powered)

Sensor feature:

Digital compass

Measures and displays direction as one of 16 points

Measuring range: 0 to 359°

Measuring unit: 1°

60 seconds continuous measurement

Hand indication of north

Bidirectional calibration

Magnetic declination correction

Altimeter

Measuring range: -700 to 10,000 m ( -2,300 to 32,800 ft.)

Measuring unit: 1 m (5 ft.)

Hand indication of altitude differential

Manual memory measurements (up to 30 records, each including altitude, date, time)

Auto log data (High/low altitudes, cumulative ascent and descent)

Others: Relative altitude readings (±100m /±1000m),

Selectable measurement interval: 5 seconds or 2 minutes

*1 second for first 3 minutes only

*Changeover between meters (m) and feet (ft)

Barometer

Display range: 260 to 1,100 hPa (7.65 to 32.45 inHg)

Display unit: 1 hPa (0.05 inHg)

Hand indication of pressure differential

Atmospheric pressure tendency graph

Barometric pressure tendency information alarm (beep and arrow indicates significant changes in pressure)

*Changeover between hPa and inHg

Thermometer

Display range: -10 to 60℃ (14 to 140℉)

Display unit: 0.1℃ (0.2℉)

*Changeover between Celsius (℃) and Fahrenheit (℉)

Glass: Mineral Glass

Crown: Screw Lock Crown

Surface treatment: Blue ion plated bezel

Compatible band size: 145 to 215 mm

Other: Neobrite

World time: World time: 29 time zones (29 cities + coordinated universal time), One-touch UTC Time Zone Access, daylight saving on/off, Home city/World time city swapping

Stopwatch:

1/100-second stopwatch

Measuring capacity: 23:59'59.99''

Measuring modes: Elapsed time, split time, 1st-2nd place times

Timer:

Countdown timer

Measuring unit: 1 second

Countdown range: 60 minutes

Countdown start time setting range: 1 minute to 60 minutes (1-minute increments)

Alarm/hourly time signal: 5 daily alarms/ Hourly time signal

Light:

Double LED light

LED light for the face (Full auto LED light, Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)

LED backlight for the digital display (Full auto LED light, Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)

Light color: LED:White

Calendar: Full auto-calendar (to year 2099)

Mute feature: Button operation tone on/off

Hand home position correction feature: The auto hand home position correction

Energy saving feature: Power Saving (display goes blank and hands stop to save power when the watch is left in the dark)

Battery display/alert: Battery level indicator

Run time:

Approx. battery operating time:

6 months on rechargeable battery (operation period with normal use without exposure to light after charge)

25 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)

Accuracy: Accuracy: ±15 seconds per month (with no signal calibration)

Other features:

12/24-hour format

Hand shift feature (manual or auto (during altitude, barometric pressure, and temperature measurement))

Regular timekeeping:

Analog: 3 hands (hour, minute (hand moves every 10 seconds), second)

Digital: Hour, minute, second, am/pm, month, date, day

Time adjustment details:

Time Calibration Signals

Station name: DCF77 (Mainflingen, Germany)

Frequency: 77.5 kHz

Station name: MSF (Anthorn, England)

Frequency: 60.0 kHz

Station name: WWVB (Fort Collins, United States)

Frequency: 60.0 kHz

Station name: JJY (Fukushima, Fukuoka/Saga, Japan)

Frequency: 40.0 kHz (Fukushima) / 60.0 kHz (Fukuoka/Saga)

Station name: BPC (Shangqiu City, Henan Province, China)

Frequency: 68.5 kHz

Time calibration signal reception

Auto receive up to six* times a day (remaining auto receives canceled as soon as one is successful)

*5 times a day for the Chinese calibration signal

Manual receive

The latest signal reception results