Gearwell USB Hub, 20 Port Powered USB Data Hub with Smart Charging Ports, Desktop USB Splitter Expansion Hub, USB Charging Station for Laptop and Desktop Devices, External USB Power Adapter

Highly Silent Cooling Capability: This powered USB hub is silent, and the powerful fan works more quietly while drawing in air to protect the device.
Save Time: This powered USB hub can be simultaneously charged, which saves time and efficiency, features fast compatibility and multiple protections.
Versatile Applicability: The powered USB hubs are suitable for most mobile phones, tablets, MP3s, PDAs, Bluetooth headsets, PSPs, digital cameras, navigators and fast charging tablets on the market.
Battery Protection: This powered USB hub circuit is designed to protect your battery and equipment against over voltage, over current, over temperature and short circuits to keep it working well.
Anti EMI Filtering: This powered USB hub has a universal input design, continuous output voltage and built in anti EMI filtering, focusing on safe charging of devices.