Compatible with iPhone Xs / XS Max / XR / X / 8/7 / 6s / Plus, iPad Pro / Air 2 / Mini, Samsung Galaxy, etc. 100% CHARGE - Smart chip built in to protect against overvoltage, overload and overload. Reasonable cooling holes can effectively dissipate heat to prevent heat. Smart Charging Choice - This family desktop USB fast charger can charge 10 15 20 25 30 devices simultaneously. Overcharging protection fees safely, professionally, and durable.