Best Stopwatch With Auto Power Off

Casio Men s Pro Trek Bluetooth Connected Quartz Sport Watch with Resin Strap Black 22.2 Model PRT-B50-1CR

Quad Sensor (Thermometer, Altimeter/Barometer, Digital compass, Step counter), Smartphone Link (Bluetooth Connection Compatible with IOS and Android....
Hand Retraction function, Sunrise/Sunset time display, world time (city swapping), double LED light (Auto light), resin case and bezel, resin Band.
Mineral glass, Direction bezel, 100-meter water resistance, Low-temperature resistant (–10°C/14°f), power saving: Auto sensor sleep state entry....
World time, 1/100-second stopwatch, Countdown timer, 5 daily alarms, hourly time signal, Full auto-calendar (to year 2099).
12/24-hour format, Button operation tone on/off, Approx. Battery life: 2 years on CR2025.
Measuring range: 260 to 1,100 hPa (7.65 to 32.45 inHg).

tough solar (solar powered), 100-meter water resistance, electro-luminescent backlight, full auto el light, low-temperature resistant (-10 °c/14 °f).
digital compass, altimeter, barometer, thermometer, duplex lc display, world time, sunrise, sunset time display, stopwatch, countdown timer, 5 daily....
hourly time signal, battery level indicator, power saving (display goes blank to save power when the watch is left in the dark), full auto-calendar,....
approx. battery operating time: 6 months on rechargeable battery (operation period with normal use without exposure to light after charge) 23 months....

tough solar (solar powered), 100-meter water resistance, electro-luminescent backlight, full auto el light, low-temperature resistant (-10 °c/14 °f).
digital compass, altimeter, barometer, thermometer, duplex lc display, world time, sunrise, sunset time display, stopwatch, countdown timer, 5 daily....
hourly time signal, battery level indicator, power saving (display goes blank to save power when the watch is left in the dark), full auto-calendar,....
approx. battery operating time: 6 months on rechargeable battery (operation period with normal use without exposure to light after charge) 23 months....

Tough Solar Power, 100M Water Resistant, LED Light with Afterglow, 5 Daily alarms (4 one-time alarms and 1 Snooze Alarm), Hourly time signal, World Time.
1/100 second stopwatch, Memory capacity: Up to 120 records, 2 Countdown Timers, Full auto-calendar, 12/24 hour formats, Button operation tone on/off, Battery level indicator.

Digital Compass, Altimeter, Altimeter Memeory, Barometer, Thermometer.
Thermometer Display range: -10 to 60 C (14 to 140 F) Display unit: 0.1 C (0.2 F) Low Temperature Resistant (-10 C / 14 F).
Full Auto EL Backlight with Afterglow, 5 Independent Daily alarms, Hourly time signal, World Time, 1/100 second stopwatch.
Countdown Timer, Battery level indicator, Power saving function, Full auto-calendar (pre-programmed until the year 2099), 12/24 hour formats, Button operation tone on/off, Storage.
Battery: Solar rechargeable battery, Approx. battery life: 5 months on full charge (without further exposure to light), 23 months on full charge with Power Saving Function (without further exposure to light), Module: 3258.
Altimeter Measuring range: -700 to 10,000 m (-2,300 to 32,800 ft) Measuring unit: 5 m (20ft) Manual memory measurements (up to 14 records, each including altitude, date, time) High altitude / Low altitude memory Total Ascent / Descent memory Others: Reference altitude setting, Altitude differential.
Barometer Display range: 260 to 1,100 hPa (7.65 to 32.45 inHg) Display unit: 1 hPa (0.05 inHg) Atmospheric pressure tendency graph Atmospheric pressure differential graphic Barometric change indicator.

G-Shock Watch featuring Shock resistance - Tough Solar Power with battery indicator, and power-saving function. Approximate battery life: 10 months on full charge (without further exposure to light)..
Multi-Band 6 Atomic Timekeeping-Automatically Receives time calibration radio signals from all 6 Atomic clocks around the world which keep the displayed time accurate.
Electro-Luminescent Backlight with Afterglow ensures easy reading during day or night.
World Time w/ 29 Time Zones (48 Cities + Coordinated universal time) / Daylight Saving On/Off.
Countdown Timer / 5 Daily Alarms (w/ 1 Snooze Alarm).
Auto-calendar out until the year 2099, the watch does not have to be adjusted for the number days in month even leap year until 2099.

Shock Resistant, 200M Water Resistant, LED light (Super Illuminator), Selectable illumination duration (1.5 seconds or 3 seconds), afterglow.
World time 31 time zones (48 cities + coordinated universal time), one touch UTC time zone, daylight saving on/off, 1/100-second stopwatch.
5 daily alarms (with 1 snooze alarm), Hourly time signal, Low battery warning (A warning appears on the display whenever battery power drops below a....
Full auto-calendar (to year 2099), 12/24-hour format, Accuracy: ± 15 seconds per month.
Button operation tone on/off, Approx. battery life: 3 years, Module: 5398, Size of case/total weight: 55 x 51.9 x 18.3 mm / 70g.

Tough solar powered, shock resistant, 200-meter water resistance, neobrite, double led light, world time, 31 time zones, second stopwatch, countdown....
Hourly time signal, hand shift feature, battery level indicator, power saving, full auto-calendar, 12/24-hour format, button operation tone on/off,....
Water resistant 200m (660ft): in general, suitable for professional marine activity and serious surface water sports, but not diving.

Shock Resistant, 200M Water Resistant, Auto LED (Super Illuminator) Backlight.
World Time, 5 Daily Alarms, 1/100 second stopwatch, Countdown timer.
Others: time-up alarm, Full Auto Calendar (pre-programmed until the year 2099).
Button operation tone on/off, Accuracy: +/- 15 seconds per month (without BLE communication), Low Battery Warning.
Module 3418, Size of case/total weightl: 57.5 x 53.9 x 20.4mm / 82g.