Casio Watch Made with Environmentally Friendly Tough Solar G-Shock GA-B2100BBR-1AJF Men's Black, Materials, Bluetooth,

From G-SHOCK, the brand that continues to evolve in pursuit of toughness, we introduce a series that focuses on the brand's colors of black and red. Shock-resistant and 20-bar water resistant: The watch features a shock-resistant construction that is resistant to shocks and vibrations. It is also water resistant to 20 bar, allowing it to be used in a variety of locations and situations. Tough Solar: Casio's unique solar charging system combines a solar panel that generates power even with minimal light with a large-capacity secondary battery to ensure stable operation of various functions under heavy loads. Mobile Link Function: Functions can be linked via Bluetooth® communication with a compatible smartphone. Other product specifications: Please check the description.