Germicidal UV lamp is always uesd in air purifier, water treatment and surface disinfection. There is no chemical residue after disinfection and sterilization. It's has become a more and more popular way of disinfection. Here are some advantages of electrodeless UV 300W: 1. 60000hrs lifespan, 2. Water-proof, which can work in a humid room; 3. The UVC intensity is 1300uw/cm2 in 1m; 4. 3 years warranty; 5. Working temperature: -20~100â??ï¼? 6. Start-up time 0.99s, no need to warm-up; the lamp can turn on&off for millions time. About the price, subject to negotiation. Please contact us with your information, we can recommend better products for you.