It is a small, accurate and portable ultraviolet radiation tester with a wide range of applications. It can detect ultraviolet radiation in real time, leaving it nowhere to hide. Functions: Compact and lightweight, easy to use and carry. Digital LCD display, you can clearly read the measurement data. There is a bracket on the back for easy placement. These are multifunctional household items, essential for everyday use and travel. Functions: ultraviolet level detection, early protection level warning, ultraviolet radiation dose detection, outdoor sunlight detection, indoor lamps and other inspections. It is suitable for detecting ultraviolet (ultraviolet) radiation in sunlight, indoor lighting, ultraviolet l-amps and other equipment. This ultraviolet (ultraviolet) radiation detector can also be used to test and verify the protective effects of anti-ultraviolet products in life, such as car films, curtains, protective clothing, glasses, protective articles, etc. Specifications: Material: ABS Colour black Display Window: 2,2 inch Operating voltage: 5 V. Band: 350380nano Detection error: less than 15% Sampling rate: less than 3 seconds Detection Range: 0-22 0-3000uw/c-m² Standby time: 2-3 hours Display Type: Digital Display Display Principle: LCD Display Detection principle: lighting analysis and detection Application technology: sen-sor technology application Product Size: 127*54*18mm/5,0*2,1*0,7inch Item Weight: 96g / 3,4 oz Package Weight: 81 g / 2,9 oz List of things to pack: 1 * ultraviolet radiation detector 1 * User Manual