Universal Compatibility: 
USB C Fast Charger supports Power Delivery 3.0/2.0 and QC 3.0/2.0. With USB C to lightning cable this wall plug will fast charge all iPhone and Samsung handsets that support fast charging. 
Smart IC Technology: This Dual port USB A and USB C plug built-in intelligent IC can auto-detect devices connected in each port while also identifying the appropriate current to charge each of your device optimally at their fully intended speeds up to a total of 3A and guarantee your devices are charging at their maximum speed.
Multi Safety Protection & UCKA Certification the charger plug has short circuit protection/ over voltage protection/ overheating protection.