Switching power supply technology (high-frequency pulse transformer), outstanding performance, lightweight and reliable | ≥ 8 hours aging test, ensure that each product high quality | Built-in intelligent protection system, safe and worry-free | Latest technology chipset, high conversions, more stable performance | High-current power supply, charge faster | Standard USB interface, Plug and play | Transmission charge all in one and plug for Smartphones such as Apple, Samsung, millet.