Multi-function USB Cup Warmer with LCD ClockUSB Cup Warmer with 4 Ports USB Hub and LCD for Time and Temperature DisplayLCD Display USB Cup Warmer with HUB ClockHFX-UW03USB cup warmer 4 extra USB hubsUSB poweredOn/off switch & LCD displayedLogo print availablePerfect for desktop/laptop/PC/AV adapter etc any USB terminals. USB powered, plug and play, no external power neededKeep your coffee/tea/drink at 60 degree celsius. Insulation material around the metal hot plate prevents burns. With on/off switch. Four(4) extra USB 2.0DC interface is optional. Power-saving design. Logo printing service available. -Power type: PC/Laptop/AC adapter-Power consumption: <3.0W-Working voltage: DC5V-Working current: 600mA-Temperature: 60± 2-The function of display: Date/Time/Week/Temperature-The Display of Time Interval: 30 Seconds-Battery type: Button battery-Wire length: 100cm-HUB: 1.1/2.0(4PCS)-USB Compatibility: Win95/Win98/Win2000/WinSE/WinXP/WinME/Mac/Vista/LinuxDimension & Loading Information-Packaging structure: Gift box-Product size: 142mm× 142mm× 65.0mm-Gift box size: 145mm× 144mm× 70.0mm-Carton Size: 745mm× 305mm× 380mm-Package: 50PCS/CTN-Weight: 14.0kg/CTN-Weight/Single: 191g