★1. This Aluminum USB C hub will be little hotter than plastic hub which is normal just like your aluminum alloy loptop/flash drive/smartphone will be hot after a long time use.
★2.Charging laptop through our hub will be a little slower than charging direcly through the wall charger as this hub will cost about 7.5W for working.
★3. For 4K video output it only support 30Hz refresh rate and DOES NOT support 60hz refresh rate. Besides, the hdmi cable should be less than 5m.
★4.When connecting to MacBook Pro,it might have an influence on Wi-Fi network,we suggest using a 1m USB 3.0 extension cable to keep adapter away from host laptop to reduce network interference.
★5. Do NOT recommend you charge phone through USB port as USB port only can only offer 1.5A current and will charge your phone slowly.
★6. Do NOT use 2 hard drive simultaneously or a lot of power hungry devices through the USB port.