POWERFUL CHARGE: Outstanding 4000mAh UL-certified internal battery for your Galaxy S9 effectively charges well over 100% to last you the entire day. The built-in battery provides up to 1.5x your normal battery power. 100% compatible to support Android OS 8.0+ (Oreo) & older, future Android OS software updates. ONLY compatible with Samsung Galaxy S9, 5.8" (*NOT compatible with Galaxy S9 Plus 6.2"). COMPATIBLE WITH Qi WIRELESS CHARGING: Charge with a Qi wireless charger pad (not included). You can use any Qi wireless charging pad to charge both the Galaxy S9 and the battery case together. You can also charge the battery case using the USB-C cable included with your Galaxy S9. Receive 20% OFF our CX101 wireless charging pad (ASIN: B0798X8Y9K) when you purchase BOTH battery case and wireless charger, 100% compatible with this battery case. Link to CX101: http://a.co/9gxoBgr MAXIMUM PROTECTION: 360° scratch-guard protection minimizes bulk and weight for Galaxy S9 charger case. Raised front bumper stands higher than your Galaxy screen to avoid contact with other surfaces. Easy access to all ports, sensors, speakers and camera. This battery case has the highest industry regulatory certificates: CE, RoHS, and FCC.

➠【Ultra Slim And LIGHTWEIGHT】:This iPhone 8/7 Battery Case is slim design and lightweight. adding only 0.19 inch and 3.5 oz to your iPhone 8/7 battery case. It's convenient portable for you to take it to anywhere and feel no burden. ➠【Long Battery Life】: The powerful 6000mAh built-in lithium polymer Battery Case add more than 260% battery life to your iPhone. Effectively provide extra 36 hours talking time, 30 hours web browsing time, 33 hours video, 6 hours 3D gaming. ➠【Advanced Sync-through TECHNOLOGY】:Amazing sync-through technology that you can simultaneously charge your Phone and iPhone8/7 battery case charger together ,conveniently sync your iPhone to your MacBook, PC or laptop without having to take the battery case off.