Powerful 3600mAh Li-polymer rechargeable battery of the Atomic can effectively provide 110percent extra battery life for your iPhone X, which is equivalent to an added 8 hours talk time or 11 hours web-browsing time. Protective two pieces design provides a comprehensive shield from scratches, bumps, drops and more, while still convenient enough to fit easily in your hand or in your pocket. Featuring sync-through technology, the case allows you to sync to your computer without removing the case The elegant, slim design of the Atomic Power iPhone battery case provides an exceptional user experience that features: an LED battery life indicator and seamless cutouts to all ports. Compatible with most screen protector. Durable Design and shock resistant technology. Protects your phone against scratches. Certified 100percent Safe for Using. Integrated circuit design, effectively avoid shorting circuit or overcharge even under extreme conditions of wrong operating.