100% ORIGINAL CASIO PROTEK PRW-B1000-1DR / PRW-B1000-5DR / PRW-B1000B-2DR / PRW-B1000-1 / PRW-B1000-5 / PRW-B1000B / PRW

Case size (L× W× H)
50.8 × 45.8 × 14.9 mm
Weight
79 g
Case and bezel material
Bio-based Resin / Stainless steel
Band
Dura Soft band (CNF-reinforced rubber)
Water resistance
100-meter water resistance
Environmental resistance
Low-temperature resistant (-10℃/14℉)
Time adjustment
Radio-controlled Watch; Multi band 6
Bluetooth: Connects to a smartphone and automatically adjusts the time
Power supply and battery life
Tough Solar (Solar powered)

Smartphone Link feature
Mobile link (Wireless linking using Bluetooth®)
Apps
CASIO WATCHES
App connectivity feature
Auto time adjustment
Easy watch setting
Approximately 300 world time cities
Time & place
Location Indicator
Location Memory
Route log
Mode/Display switching customization
Auto altitude correction
Phone finder

Glass
Sapphire crystal with anti-reflective coating
Crown
Screw Lock Crown
Surface treatment
Gray ion plated bezel
Compatible band size
145 to 215 mm

World time
World time 38 time zones (55 cities + coordinated universal time), daylight saving on/off, auto summer time (DST) switching, Home city/World time city swapping
Sunrise/sunset display
Sunrise, sunset time display Sunrise time and sunset time for specific date
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) 24 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 and mobile link function)
Other features
12/24-hour format
Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.)
Regular timekeeping: Analog: 3 hands (hour, minute (hand moves every 10 seconds), second), 2 dials Digital: Hour, minute, second, pm, month, date, day