Optimized to deliver fast wireless charging for iPhone and Samsung devices charge at 9W, so you always safely get the fastest possible wireless charge. Just lay your phone onto the pad for a quick and easy power boost. Power any Qi-compatible phone using this single charger. The BOOST? UP Wireless Charging Pad 10W has been engineered to charge Apple and Samsung smartphones at the fastest possible speed while delivering 5W to all other Qi-enabled devices. Foreign objects like keys and coins can disrupt your charge and even lead to wireless chargers emitting unnecessary power that can melt or damage your belongings. Charge with confidence, a white LED light indicates your phone is properly aligned and charging, while an amber light alerts you to the presence of a foreign object. The light is specially designed to not disrupt the surrounding environment.