Characteristics: 1. Ultraviolet (UV-C) light help to eliminate bacteria, viruses, funghs, molds, etc on the suffaces of most household and personal items. 2. Removing odors,bacteria,and dust motes which cause splenitis, pneumonia, asthma, and allegies. 3. Keeping your rooms, closets, and household appliances in antiseptic environment. 4. Portable handhold design and easy to operate 5. Able to hang on the wall and control airborne germs. 6. LED display screen 7. Open tube design that enhances the sterilizing strength. 8.3 countdown timer modes for auto-turn off in 5 minutes/ 60 minutes/ Continuous Serial mode. Specification: 1. Size:530Lx68Wx57H mm 2. Weight:370g 3. UV-C Lamp:4W DC Lamp 4. UV Wavelength:UV-C (253.7nm) 5. Power Supply :output:6.5V 1A / input:AC100 240V 50/60 Hz 6. Batter:AAX4 / 6V 1500 mA/h 7. Accessory: Adapter