Samsung Fast Charging: It takes just over an hour to fully charge your new Samsung Galaxy S21, S21+, or S21 Ultra. Small and Transportable: To improve portability and simplify storage, fold away the charging prongs. Superior Safety: To keep you and your devices safe while charging, Anker's unique MultiProtect safety system combines current regulation, over-voltage protection, over-temperature protection, and other cutting-edge safety features. Universal Compatibility: All mobile devices, including phones, tablets, and more, can receive optimal charging thanks to PowerIQ 3.0 technology. PowerPort III 25W, a welcome guide, an 18-month warranty, and helpful customer support are all included (cable not included).