... USB HUB usb gift,4port usb hub 4-port USB HUB with pen holder clock calendar,music alarm,snooze,temperature,countdown timer USB HUB,usb gift,4 port usb hub,4 port USB HUB with pen ... holder clockcalendar,blue LED backlight,music alarm,snooze,temperature,countdown timerFunctions:1.Pen ... 5.With 4-port USB HUB 6.China Patent:2010301144065Power ...