Acuvar Power Bank 2600mAh Portable Backup Battery Charger with Built in Flash Light For Sony Xperia Z Ultra, Sony Xperia Z1, Sony Xperia Z1 compact, Sony Xperia Z, Sony Xperia ZL, Sony Xperia TL, Sony Xperia U, Sony Xperia S and other digital devices Power Bank with a built in Flash Light Connects to your smartphone through USB cable Extends your smartphone/tablet battery life 4 inches x 1 inch x 1 inch - Portable to fit in any pocket or handbag The power bank is made of soft touch plastic. The built quality is perfect