This Joyroom wall charger offers ultra-fast charging, which can charge Samsung and iPhone devices up to 6 times faster than other wall chargers. With dual ports, it supports fast charging for two devices at the same time, and uses PD and QC3.0 protocols for super-fast speeds. It can charge a MacBook Air to 52% in just 1 hour and supports Samsung's super fast charging technology. The charger is universally compatible with various phones and tablets, and ensures efficient charging with less heat for safer use. Equipped with 6-point safety protection, including over-current and over-voltage protection, it ensures safe and reliable performance. Specifications: Brand: Joyroom Color: White Material: Fireproof PC material Input: 100-240V~, 50/60Hz, 0.8A PD output: 5V=3A, 9V=3A, 12V=2.5A, 15V=2A, 20V=1.5A PPS: 3.3-11V=3A, 3.3-16V=2A QC3.0 Output: 5V=3A, 9V=2A, 10V=2.25A, 12V=1.5A (22.5W) Max PD + QC3.0 output: 5V=3A (15W) Max Total output power: 30W (Max) Size: 89.2 x 42.6 x 26.8 mm