Product Name: Standard 4-Pin Ultraviolet Bactericial Light T3 15mm Electric Quartz Heater UVC Bulbs 185nm 254nm UV Germicidal Lamp Model NO.: UV Germicidal Lamp Certification: CE, RoHS Material: Quartz Glass Specification: T5 T6 T8 Wavelength: UV-C Shape: Single End 4 Pins Usage: Industrial use Voltage: 220V base Material: Ceramic Lifetime: 10000h Trademark: Yongsin Transport Package: Strong Wooded Box Specification: customized Origin: China, Donghai HS Code: 9018200000 Product Description Advantage of our UV products:Long working lifeWorking life of our products can reach over 10000 hours. 2. Strong UV outputWe use high purity and high transmittance quartz glass and advanced production process to make UV output more than 10% higher than average products. 3. Low UV light attenuationUV light attenuation of our lamp is as low as 10-15% 4. Excellent cost efficiency.