G-SHOCK Casio GA-B2100C-9AJF Men's Watch Yellow Bluetooth Tough Solar Shock Resistant 20 Bar Water Analog Digital

G-SHOCK is a watch that will not break even if dropped, establishing a new concept of toughness in watches. While retaining the octagonal form of the GA-2100, which inherited the design concept of the original G-SHOCK, it is equipped with smartphone link and Tough Solar. Shock-resistant construction and 20-bar water resistance: G-SHOCK's core technology, built for toughness. The shock-resistant construction protects the module. The unique rugged design prevents direct impacts to the glass and buttons. It can be used in a variety of places and situations, from everyday waterwork to water activities like swimming, surfing, and jet skiing. Mobile Link Function: Functions can be linked via Bluetooth® communication with a compatible mobile phone. Solar power: Casio's unique solar charging system combines a solar panel that generates electricity even with minimal light with a large-capacity secondary battery to ensure stable operation of various heavy-duty functions. Other product specifications: Hand shift function / World time / LED light / Stopwatch / Timer / Time alarm / Power saving function / Indicator display / Full auto-calendar / 12/24 hour display switching