<p><em>This ProMaster 512GB Micro SDXC Rugged&trade; memory&nbsp;card provides the ultimate combination of performance and durability, with industrial-grade components that offer protection against water, weather, and impact.</em></p> <p>Shockproof &ndash; up to 3 times more impact-resistant than normal memory cards.</p> <p>Waterproof &ndash; Sealed design protects against full submersion for up to 72 hours.</p> <p>All-weather &ndash; Micro SD cards work from -13&deg;F to 185&deg;F (-25&deg;C to 85&deg;C).</p> <p>Tough and fast, ProMaster Rugged&trade; Cards are designed to keep your work and memories safe! Their molded design is the result of a unique manufacturing process making the cards up to 3 times stronger than normal memory cards. Industrial grade components offer maximum protection against water, high humidity, extreme heat and cold, and impact. Additionally, Rugged Micro SD Cards come in a bright red color that is easy to spot if dropped, An SD adapter is included.</p> <p>ProMaster Rugged Cards are backed by a limited lifetime warranty and a 48-hour replacement guarantee. Please visit&nbsp;<a href="http://www.memory.promaster.com/">www.memory.promaster.com</a>&nbsp;for more details.</p> <p><strong>Key features:</strong></p> <div>512GB storage capacity</div> <div>100MB/s read speed</div> <div>90MB/s write speed</div> <div>UHS-1 speed class 3, U3</div> <div>V30 video speed class&nbsp;</div> <div>Operating temperature range: -13&deg;F to 185&deg;F (-25&deg;C to 85&deg;C)</div> <div>Limited lifetime warranty</div> <div>48-hour replacement guarantee (see memory.promaster.com for details)</div>