Features UV lamp as light source,stable and long usage life Small size and light weight, convenient for patients to carry Hand-held operation, flexible to treat Easy operation, suitable for home use With Bluetooth function, can interact with smart phone APP and get free treatment consultation With microcomputer timer function The LCD screen direction can be adjusted if needed Use special optical materials acrylic shield to provide a more secure protection Dust-proof and water-proof level up to IP22, easy to use at home Proximity sensor for distance guide to make treatment more accurate Electronic prescription mode is optional AC/DC power optional