USB 3.0 Hub 30 Ports with 300W Power

Product Features
With 30 USB ports,this USB 3.0 Hub 30 Ports with 300W Power can charge up to 30 devices at the same time,which is very convenient for users with many devices.Because of the high compatibility of this Industrial USB 3.0 Hub 30 Ports,it is compatible with almost all electronic devices,including different models or brands of smartphones and laptops.300W Powered Data Hub can be used in a wide range of scenarios,not only in the office,but also in the general educational institutions or medical institutions and other places that need power supply.The 300W Powered Data Hub can also be used in a wide range of scenarios,not only in the office,but also in general educational institutions or medical institutions where power is needed.
The Multi-USB Desktop Charger has been upgraded with an updated internal setup,a built-in quiet cooling fan and an anti-short circuit switch III.The high efficiency increases the safety protection of the device and can be used safely while the device is charging without causing damage to the charging device.It also has safety features such as anti-short circuit protection and over-voltage protection.The surface of the charger is equipped with a charging voltage display, which can clearly see the voltage under charging.It effectively prevents the occurrence of over-voltage.
How many USB 3.0 hubs can I use?
The 30-port USB 3.0 300w hub is a high-speed charging dock with high-speed charging speeds.If you have a lot of charging devices,you can choose a multi-port charger which can charge multiple devices at the same time without delay.This USB 3.0 hub does just that.The charging speed is undeniable and the 30 ports can charge all your synchronized devices.No matter how you choose it,it's the right one.The maximum power output of a USB 3.0 port is 900mA,so if you use multiple USB devices,you need to make sure that the total power does not exceed the computer's limit.
30 Poets USB 3.0 Data HUB With Charging 
Mobile Phone/Tablets Repair Refurbishment And 2.1A Fast Charging

Details of NS-H30-3-30. Metal Case USB 3.0 
Buiit in 5V 60A Power Adapter Cooing Fan Etc
USB 3.0 type B super speed(yo connect to PC)
USB 3.0 port
power switch light
power socket
cooling fan