Other FeaturesDesigned for iPhone: Anker Nano’s 20W output is designed to provide the maximum charge to iPhone 12,Unrivaled Speed: Charge iPhone 12 and previous iPhone models up to 3× faster than with an original 5W Charger,Space-Saving Design: At 50% smaller than a standard 18W iPhone charger, Anker Nano provides more power while saving space in your bag or while plugged into a wall outlet,Works with Most Handheld Devices: Provide up to 20W charging to most flagship phones including iPhone and Samsung Galaxy S20 as well as smartwatches and earbuds,What You Get: PowerPort III Nano, welcome guide, our worry-free 18-month warranty, and friendly customer service (cable not included)