20-Port USB Charging Station — Multi-Port USB Charger for Home & Office, Super Fast Charging for Most USB Smart Devices

Keep multiple gadgets powered with this 20-port USB charging station designed for home and office use. Constructed from environmentally friendly PC and ABS materials, it resists damage and offers a long service life. Built-in three technology chips identify different device charging architectures and automatically match currents for different mobile phones to ensure optimal charging. Safety features include protection against overvoltage, overcurrent, stable voltage, overcharge, shortcircuit, and temperature. The multi-port design supports charging 20 devices at the same time and is compatible with most smart devices that use USB ports.