Watch Darwin Foundation Collaboration Model Bluetooth Equipped with Tough Solar Biomass Plastic Red [Casio] G-Shock [Charles GA-B2100CD-1A4JR 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.

[About clocks that synchronize time via radio waves] The function of clocks that synchronize time via radio waves only works in the Japanese area. Please be careful. Introducing G-SHOCK's Charles Darwin Foundation collaboration model with the theme of Galapagos animals. [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. [Set contents] The main unit, original packaging, instruction manual, and warranty are included with the instruction manual. *For other product specifications, please check the description column.