Casio] Watch G-Shock [Genuine Japan] G-STEEL Smartphone Link Carbon Core Guard Structure GST-B400BB-1AJF Men's All Black
This model is based on the G-STEEL, which is a fusion of metal and resin from G-SHOCK, and comes in a popular all-black design.
Shockproof & 20 atmospheric pressure water resistance: G-SHOCK G-SHOCK watches feature shockproof construction to withstand shocks and vibrations, and 20 atmospheric pressure water resistance for use in a wide variety of locations and conditions.
Tough Solar: Casio's unique solar charging system combines a solar panel that generates electricity even in low light with a large-capacity rechargeable battery to ensure stable operation of various functions that require heavy loads.
Mobile Link function: Allows function linkage with compatible cell phones via Bluetooth® communication.
Other product specifications: Hand-removal function / World time / Stopwatch / Timer / Alarm and time signal / Battery indicator display / Power saving function / Fully automatic calendar / 12/24-hour display system switching / Operation sound ON/OFF switching function / Date and day of the week display / Double LED light
Description.
The G-SHOCK is a toughness watch that has continued to evolve in pursuit of insatiable strength since its launch in 1983, based on the G-STEEL, a model that fuses different materials of metal and resin into a popular all-black specification. The black base model features a metal bezel with black IP, creating a chic design that can be used as a fashion item in a wide range of applications. The base model is the GST-B400 with a thin module and carbon core guard structure. Combining toughness and design, the all-black coloring of the G-STEEL series offers a cool design that can be used for a wide range of purposes.
Shock-resistant structure
Tough Solar (solar recharging system)
20 atmospheric pressure waterproofing
Mobile link function (functions linked via Bluetooth® communication with compatible cell phones)
Hand-removal function (when the hands overlap with the liquid crystal display and are difficult to see, the hands can be temporarily removed from the liquid crystal display)
World time: 38 cities (38 time zones, with automatic daylight saving time setting function) + UTC (Universal Time Coordinated) time display, home time city switching function
Stopwatch (1/100 second (less than 1 hour)/1 second (more than 1 hour), 24-hour counter, with lap/split function)
Timer (set unit: 1 second, maximum set time: 60 minutes, measured in 1-second increments)
5 time alarms and time signal
Battery indicator display
Power saving function (turns off the display after a certain period of time in a dark place to save power)
Fully automatic calendar
12/24-hour time display switching
Operation sound ON/OFF switch function
Date display (month/day display switching)
Day of the week display (selectable in 6 languages: English, Spanish, French, German, Italian, and Russian)
Double LED light: LED light for dial (with super illuminator, afterglow function, and afterglow time switching (1.5 seconds/3 seconds)), LED backlight for LCD (with super illuminator, afterglow function, and afterglow time switching (1.5 seconds/3 seconds))
Driving time without solar power generation from the time of full charge: approx. 7 months in the case of functional use, approx. 18 months in the case of power saving state.
When not linked to a smartphone, the watch operates with normal quartz precision (average monthly difference ±15 seconds).