Power Slim Double incorporates the best of both worlds; ultra-thin in design and fast charging in performance. Fast charge 2 devices at the same time complete with Foreign Object Detection, Over Current Protection and Dynamic Power Limiting protection, simply connect to any 5 Volt (DC) power source and place your phone onto the pad to start charging. Compatible with any smart phone or device meeting the Qi wireless charging standards (5W, iPhone up to 7.5W, Samsung up to 10W). Includes fixed USB charge cable and user manual. Material: ABS, TPU.