Sunwell iPhone 7 Battery Case: it can simultaneously for increased Talk time up to 12 hours?? internet use up to 10 hours on LTE?? and even longer audio and video playback.Sunwell iPhone 7 battery case = 12hours call = 10hours web = 8hours movies = 7hours games</br>Four Lights Show Exactly Power Left: With the smart battery case on?? when you click the bottom?? there are 4lights to show exactly how much charge you have left.</br>The Case Sup" Lightning Accessories: Such As the Lightning to USB Cable (included with your iPhone)?? and Works with the iPhone Lightning dock.</br>Thinnest & Most Affordable iPhone 7 case Battery: It is not Only a Power Bank?? But also a Phone case?? 2 in 1 unit.Slim volume?? high energy density?? compared with the same capacity battery?? Sunwell iPhone 7 case battery is much more thinner and lighter than others.</br>Magnetic suction function: You Can Use During Driving.</br></br>Product Description</br></br><b> iphone 7 case battery Specification :</b><br> Size: 143*71*12mm <br> Net Weight: 80g <br> Captacity: 3000mAh <br> Battery: Lithium polymer battery <br> Input: 5V/1A <br> Output: 5V/1A <br> Color avaible: Black/White <br> Available: iPhone7 <br> <br> <br> <b> FAQ <br> <br> Question: Which phones are compatible with Air Case?<br> Answer: Sunwell Air Case is compatible with iPhone 7 and iPhone 7 Plus. <br> iPhone7 with size 4.7"ase; iPhone 7plus with size 5.5" air case; <br> We are currently working on prototypes to work with other devices. <br> <br> Question: How much extra battery does Sunwell Air Case provide for iPhone 7?<br> Answer: The Air Case provides an additional 3000mAh battery for iPhone 7<br> which is equivalent to more than 12 hours extra talk time?? 8 hours extra video play?? <br> 7 hours extra game time and 8 hours extra internet time. <br> <br> Question: How thin is Air Case?<br> Answer: Sunwell Air Case is only 4.2 mm (0.17"thick. This is the world's thinnest ba