... RoHS 3) Can killing the bacterium effectively 12V CCFL UV sterilizing lamp Technical parameters: Size: Φ4mm*120mm Lamp ... nm wavelength of UVA :it’s usually used in Ore appraisal,money and skin detection,stage decoration, ... 253.7nm of UVC lamps: can be used in hospital,school,cinema,public transpot,office,home, etc ... germs spread by the atmosphere and body surface in public places.3) 185nm of UVD lampsLit’s ...