Anker has recently unveiled the PowerCore Play 6K mobile gaming controller with support for Android and IOS devices. The PowerCore Play 6K features an integrated 6,700 mAh battery bank which can charge devices at up to 15 W via the USB Type-A or USB Type-C ports. The battery bank can be fully recharged in just 3 hours and should offer a significant boost to phone battery life while gaming. The controller also features an integrated fan to keep your device cool along with a built-in kickstand and grips. The PowerCore Play 6K supports phones ranging from 5.7 to 6.45 inches long and is now available on Amazon for 35 USD with an 18-month manufacturer warranty.