Yes, the Samsung P5400 wireless charger can charge iphones. Although the charger is manufactured by Samsung, it uses the Qi wireless charging standard, a universal wireless charging technology that supports multiple brands of smartphones and other devices. Therefore, as long as your iPhone supports Qi wireless charging technology, you can use the Samsung P5400 wireless charger to charge. It should be noted that if your iPhone does not have a built-in Qi charging receiver, you will need to buy an external Qi charging receiver to use the charger.
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A Samsung wireless charger can charge your iphone. Theoretically, if there's a compatibility issue. Charging protocols are generally compatible. If it says it can't charge, don't use it. In other cases there is no problem. It can be used normally. Is that charging speed may have an impact. Otherwise there is no problem