• USB charger 4-Port: 30W totally 5V, 6A. One dedicated red USB port is Smart Charging Ports with Power IQ (Max 2.1A), which enables it to automatically detect your device, and deliver the fastest possible charge speed accordingly. 1 Port 2.1A allows you to charge most tablets or iPad at full

• USB charger 4-Port: 30W totally 5V, 6A. One dedicated red USB port is Smart Charging Ports with Power IQ (Max 2.1A), which enables it to automatically detect your device, and deliver the fastest possible charge speed accordingly. 1 Port 2.1A allows you to charge most tablets or iPad at full speed; 3 Ports 1A is for iPhone, Samsung smartphones,MP3/MP4 players etc;
• USB OTG Hub 3-port (The dedicated red USB port do not support data transfer): you could connect multiple device, like keyboard, mouse and game controllers to your OTG mobiles or tablets, making your digital device a working station. Moreover, it allows instant read/write/view access to USB storage devices, like flash drive, camera, card reader ect;
• USB 2.0 Hub 3-Port: As most Desktop Computers and Laptops do not having enough USB ports to satisfy all users, this product is ideal to have in homes and offices and enable you to insert a large amount of USB connections in 1 product, support max 480Mbps, backwards compatible with 1.1 devices;
• Phone holder slot could set down your iPhone iPad and smart phones at a confortable angle when charging.