QuantaLamp 15-Watt Excimer 222nm Far UVC Light Bulbs 15w Far-UV Light Quartz Glass Tube 19mm*160mm 24V DC Far-uvc-Quantalamp-specs-F-Series-FirstUVC-F40-100W-AC220V-ac-50-60hz-Far-UV-222nm-100-watt-Excimer-far-uvc-222nm-100-watt-Lamp-F40-100W-AC220V-110-240v-1-1[1]