Qualcomm Quick Charge 3.0 Charger, BlitzWolf QC3.0 18W USB Wall Charger Adapter Backwards Compatible with QC2.0 for Letv Max Pro, Samsung S7 Edge, LG G5, HTC One A9 (Black) [Qualcomm Quick Charge 3.0] You may know QC2.0, but this Qualcomm Certified QC3.0 Charger is even 38% faster than QC2.0, and 400% speed as conventional chargers! [Backwards Compatible] You can also charge your QC2.0 or 1.0 devices with this charger, it will be like this: 18W QC3.0 charger = 24W QC2.0 charger. (Apple devices can only get 1.0 amp for iPhone and 2.0 amps for iPad) [Leading Safety Assurance] Built with Power3S Tech, intelligently detects your devices to deliver fastest possible, while avoiding overcharging and overloading. [QC3.0 Compatible Devices] QC3.0 is applied to Letv Max Pro / Samsung S7 / Samsung S7 Edge / LG G5 / HTC One A9, and more devices with QC2.0 please refer to Product Description. [Lifetime Quality Care] BlitzWolf offers 18 months warranty and lifetime dedicated consultancy to assure your long term enjoyment.