AIDASHINE, Aidashine Battery Case for iPhone Xs Max, Black

Only compatible with iPhone XS Max (6.5 inch),Not compatible with iPhone XS and iPhone XR.Not support Wireless charging.About audio is unstable, and the normal mobile phone version upgrade to ios 12/13/14, which can be solved.

Amazing sync-through technology that you can charge your battery case and iPhone XS Max simultaneously with your existing iPhone charging cable,conveniently sync your iPhone XS Max to your MacBook, PC or laptop without having to take the battery case off.

 The battery case is not only a portable charger, but also a protector for your iphone.Raised sides and hard-shell design maximizes protection to your iPhone XS Max , durable high- class material to protect your iPhone from scratches, drops, impacts and other daily wear and tear.

 4000mAh capacity rechargeable built-in lithium polymer battery case provides extra 220%+ power which is equivalent to an additional 10+ hours talk time or 15+ hours web-browsing time. 4 LED lights indicate how much power you have (25%--50%--75%--100%). Power switch allows you to switch on/off the battery case.