40-port Charing Docking Station 300W

What amp is best for USB charger?

There are various options available for USB chargers, and the best amp rating depends on the specific device you are charging.  Most smartphones and tablets can be charged with a 2.4 amp USB charger, which provides a faster charging speed compared to lower amp ratings. 

Product Description

The 40 Port Multiple Usb Chargers has a small voltage value display to make charging condition and safety visible.
40 Port Usb Charger makes the desktop not messy, reduces the plug on the desktop, you can be equipped with a multi-device stand so that charging is convenient and beautiful.
Multiple Usb Charger your device is not fully plugged into the USB port, the charger will automatically distribute more power evenly among the devices being charged, making them charge faster and more efficiently.