Designed for iPhone: Anker Nano 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. Model Number: A2633 Anker Nano (PowerPort III Nano) The Super-Small 18W Charger for iPhone The Power Your iPhone Needs Anker Nano is designed with a 20W output to match the max input of iPhone 12, so you can provide exactly as much power as your iPhone needs. Fast Charging Charge iPhone 12 / 12 Pro to 50% in just 25 minutes—that’s up to 3× faster than with an original 5W charger. Compact and Portable Measuring just over 1 inch on each side and weighing about the same as a AA battery, this is a high-speed charger with unrivaled power and portability. One for All Anker Nano is optimized to work flawlessly with a wide range of smartphones, tablets, and more, so now you can charge all of your mobile devices via a single ultra-portable charger. Advanced Charging Technology Anker’s latest technology uses a stacked design with custom magnetic components to reduce size, boost efficiency, and improve heat dissipation. Compatibility iPhone 12 / 12 mini / 12 Pro / 12 Pro Max / iPhone SE (2nd generation) /11 / 11 Pro / 11 Pro Max / XS / XS Max / XR / X / 8 Plus / 8; iPad Pro 12.9-inch 4th / 3rd / 2nd / 1st generation; iPad Pro 11-inch 2nd / 1st generation; iPad Pro 10.5-inch; iPad Air 4th / 3rd generation; Pad 8th / 7th generation; iPad mini 5th generation, AirPods, Apple Watch Galaxy S10 / S10+ / S10e / S9 / S9+ / S8 / S8+; Note 9 / 8; Pixel 3a / 3XL / 3 / 2 XL / 2, and More Specs Input: 100-240V 0.6A 50-60Hz Output: 5V=3A/9V=2.22A Dimension Comparison (not including prongs) Anker Nano: 28 × 28 × 30 mm Compeor Charger: 36 × 36 × 30 mm Original 18W Charger: 27.2 × 42.5 × 41.5 mm Note: Will charge Nintendo Switch but does not support "Charge-and-Play" in TV mode. After connecting to iPhone (8 / 8 Plus / X / XS Max / XS / XR), fast charging (9V) will begin automatically, regardless of whether you hear one charging indicator sound or two. This charger is compatible with Note 10 / Note 10+, but does not support full-speed fast charging.