waterproof watch with no battery changes Features a manual calendar and 10 ATM water [Citizen Q&Q] Solar-powered, radio-controlled, men's required.

All products sold in our store are manufactured for the Japanese domestic market. Therefore, please note that depending on the manufacturer and the product, specifications may differ from those in your country of residence, even for the same product. [Solar-powered watch that generates power from light] This is a radio-controlled solar watch from "Q&Q," a watch brand developed by the Japanese watch manufacturer "Citizen." It is water-resistant to 10 atmospheres, generates power from light to keep it running, and is a radio-controlled watch that receives standard radio waves to display the accurate time. 【Highly Water-Resistant Radio-Controlled Watch】With 10 ATM water resistance, this watch can be for water-related work, swimming pools, snorkeling, and other marine sports where you'll frequently come into contact with water. It's a radio-controlled watch that receives time information transmitted from two standard time signal transmission stations in Fukushima and Kyushu, automatically correcting the time and date. [Solar Power Function] Light passing through the dial hits the solar cell inside, generating electricity. This electricity is stored in the battery and powers the watch. This is an environmentally friendly function as it eliminates the need for regular battery replacement, the rechargeable battery does not contain harmful metals, and no harmful substances are in the manufacturing process. [About Q&Q] Q&Q operates under the motto of Quality (high-quality products) & Quantity (for more people), offering a wide range of products from affordable and practical items, including environmentally friendly solar-powered watches and radio-controlled watches that don't require time adjustment, to character goods. 【Product Details】Case size: Approx. 43mm Thickness: Approx. 11.5mm Weight: Approx. 49g Case material: Synthetic resin, Band material: Urethane Water resistance: 10 ATM Functions: Radio wave reception function (Japanese standard time signal - Fukushima station/Kyushu station), Power saving function, Overcharge prevention function, Charging warning function, Reference position confirmation function, Battery life on a full charge (24 months)