Power bank scanner is a normal cell phone power bank and it is fixed a HD camera lens inside. This power bank scanner is widely and common to be used for poker cheats in poker games, such as Texas Holdem, casino, private clubs and so on. What’s more, its battery can last for 8 hours so that you don’t need to worry about it for having no enough time to master the whole poker cheat. If power bank scanner is power off, you can charge it as there are 3 frequencies on the scanner. Its scanning distance is 20-35cm or 40-60cm. Of course, your also can customize the scanning camera lenses from us.