Lamp uv c disinfection

This UV lamp kills 99.9% of bacteria and viruses.Lab tests have proven that it takes an average of 30 seconds to 1 minute for the desired outcome of UV light sterilization to take full effect. Applicable to door handles, mobile phones and computer. Work on batteries (not included).Technical dataUV-c strength 253.7nmLamp power 3WLamp life: 20000 hoursLamp working time 1-3 hoursProduct size folded: 125 x 35 x 25 mmProduct size expended: 240 x 15 x 25 mmWorking temperature: -10 ° C to + 45 ° CIncl USB charger 1mMaterial: plastic / metal Product weight 65g