<p data-start="78" data-end="95"><strong data-start="78" data-end="93">Highlights:</strong></p> <ul data-start="96" data-end="730"> <li data-start="96" data-end="174"><strong data-start="98" data-end="139">Tough and durable resin case and band</strong> designed for extreme conditions.</li> <li data-start="175" data-end="261"><strong data-start="177" data-end="201">Gravitymaster series</strong> built for aviation professionals and outdoor adventurers.</li> <li data-start="262" data-end="342"><strong data-start="264" data-end="315">Shock-resistant and Carbon Core Guard structure</strong> for superior durability.</li> <li data-start="343" data-end="413"><strong data-start="345" data-end="371">Bluetooth connectivity</strong> for syncing with the CASIO WATCHES app.</li> <li data-start="414" data-end="486"><strong data-start="416" data-end="444">Triple Sensor technology</strong> with altimeter, barometer, and compass.</li> <li data-start="487" data-end="566"><strong data-start="489" data-end="534">Solar-powered with Tough Solar technology</strong> for long-lasting performance.</li> <li data-start="567" data-end="640"><strong data-start="569" data-end="599">200-meter water resistance</strong>, ideal for various outdoor activities.</li> <li data-start="641" data-end="730"><strong data-start="643" data-end="678">Super Illuminator LED backlight</strong> for enhanced readability in low-light conditions.</li> </ul> <p data-start="732" data-end="747"><strong data-start="732" data-end="745">Overview:</strong></p> <p data-start="749" data-end="1258">The <strong data-start="753" data-end="810">Casio G-Shock MASTER OF G GRAVITYMASTER GR-B300-1A4DR</strong> is a <strong data-start="816" data-end="846">high-performance timepiece</strong>, designed for <strong data-start="861" data-end="923">aviation professionals, explorers, and outdoor enthusiasts</strong>. Featuring a <strong data-start="937" data-end="967">rugged resin case and band</strong> with a <strong data-start="975" data-end="1006">Carbon Core Guard structure</strong>, this watch delivers <strong data-start="1028" data-end="1056">extreme shock resistance</strong> and durability while maintaining a lightweight feel. The <strong data-start="1114" data-end="1138">Gravitymaster series</strong> is known for its <strong data-start="1156" data-end="1201">resilience in high-intensity environments</strong>, making it the perfect companion for tough conditions.</p> <p data-start="1260" data-end="1755">Equipped with <strong data-start="1274" data-end="1300">Bluetooth connectivity</strong>, this watch syncs with the <strong data-start="1328" data-end="1349">CASIO WATCHES app</strong>, allowing users to access <strong data-start="1376" data-end="1451">precision timekeeping, flight log functions, and automatic time updates</strong>. The <strong data-start="1457" data-end="1485">Triple Sensor technology</strong> provides essential outdoor data, including an <strong data-start="1532" data-end="1577">altimeter, barometer, and digital compass</strong>, ensuring you're prepared for any adventure. <strong data-start="1623" data-end="1649">Tough Solar technology</strong> keeps the watch powered with exposure to light, eliminating the need for frequent battery replacements.</p> <p data-start="1757" data-end="1954">With <strong data-start="1762" data-end="1849">shock resistance, 200-meter water resistance, and a Super Illuminator LED backlight</strong>, this timepiece is built to perform in <strong data-start="1889" data-end="1951">demanding environments, from high altitudes to deep waters</strong>.</p> <p data-start="1956" data-end="1973"><strong data-start="1956" data-end="1971">How to Use:</strong></p> <ul data-start="1974" data-end="2358"> <li data-start="1974" data-end="2078"><strong data-start="1976" data-end="2011">Pair with the CASIO WATCHES app</strong> via Bluetooth for advanced timekeeping and flight log functions.</li> <li data-start="2079" data-end="2168"><strong data-start="2081" data-end="2117">Use the Triple Sensor technology</strong> to access the altimeter, barometer, and compass.</li> <li data-start="2169" data-end="2261"><strong data-start="2171" data-end="2219">Activate the Super Illuminator LED backlight</strong> for visibility in low-light conditions.</li> <li data-start="2262" data-end="2358"><strong data-start="2264" data-end="2333">Switch between World Time, stopwatch, countdown timer, and alarms</strong> using the mode button.</li> </ul>