LED Handheld Ultraviolet Disinfection Lamp, Home Office Disinfection, Germicidal Stick $ 50.83 Product Information Product size: 239 4840. LED wavelength: 260-280nm; 230-420nm Output interface: USB Number of LED lights: 16 Lamp bead life: 10000H Battery capacity: 2000mAh Input voltage DC: DC-5V/1A Disinfection distance: 2-3 cm