Specifications: 1.Power source: 4xAAA batteries 2.Power consumption:0.5W 3.Tube life:≥8000hrs 4.Working temperature:0-50 5.UV strength:≥1000μW 6. Product size:48X34X130mm 7.Weight:61g Features: 1.Several minutes to kill germs &bacteria up to 99.9%(include SARS & H1N1); 2.Mini size design. It can easily store the device in your pocket or hand bag; 3.One -press triggered sterilization and auto shut-off after finish the process;