Watch Metal Covered Bluetooth Equipped with Tough Solar Biomass Plastic Black [Casio] G-Shock [] GBM-2100A-1A3JF Men's

【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction. 【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary. 【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product. 【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. Since its release in 1983, G-SHOCK, a tough watch that has continued to evolve in pursuit of insatiable strength, has released a metal covered model that maintains the slim size that is the characteristic of the 2100 series, and is equipped with a smartphone link and tough solar. This is an introduction. [Shockproof structure & 20 ATM water resistant] Adopts a shockproof structure that is resistant to shock and vibration. It is also equipped with 20 ATM water resistance, allowing it to be used in a variety of locations and situations. [Tough Solar] Casio's unique solar charging system that stably operates various functions that are subject to heavy loads by combining a solar panel that generates electricity even with a small amount of light and a large-capacity secondary battery. [Mobile link function] Functions can be linked with compatible smartphones via BluetoothⓇ communication. [Other product specifications] Please check the description column.