Charge multiple devices simultaneously and efficiently with the LDNIO 4-Port USB Auto-ID Fast Charging Adapter. Designed for convenience and speed, this adapter is an essential accessory for your charging needs. Key Features: 4-Port Design: The adapter features four USB ports, allowing you to charge up to four devices at the same time. Perfect for charging smartphones, tablets, smartwatches, and more. Auto-ID Technology: Equipped with Auto-ID technology, the adapter intelligently identifies the connected devices and delivers the optimal charging current, ensuring fast and efficient charging. Fast Charging: With a total output of 4.4A, this adapter supports fast charging, reducing the time it takes to power up your devices. Universal Compatibility: Compatible with a wide range of USB-powered devices, including iPhones, Android smartphones, iPads, tablets, Bluetooth headphones, and other gadgets.