Orium 4.5 W 254 nm Portable UV Disinfection Lamp U shape, length 300 mm, Dia. 5 x 155 mm, 6 V, 8000 x 2 PcsAttribute Value Wattage 4. 5 W Lamp Base U shape Length 300 mm Lamp Size 5 x 155 mm Voltage Rating 6 V Peak Wavelength 254 nm Life Hours 8000 Series Vertex The Orium UV disinfection lamp to easily disinfect all surface types at home or office. To eliminate virus and bacteria For all surface type LCD screen and several timer option