and lightweight, easy to use and carry. LCD digital display screen, you can read the measure data clearly.There is a bracket on the back for easy placement. It is a multifunctional household daily use and travel essential .Functions: ultraviolet level detection, early warning of pro-tection level, detection of ultraviolet radiation dose, outdoor sunlight detection, indoor and other inspection.Suitable for the detection of 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 pro-tection effects of anti-ultraviolet products in life, such as automobile films, curtains, protective clothing, glasses, protective articles, etc.Two power su-pply methods: you can use USB interface or battery (not included) to su-pply power.Display window: 2.2 inchesWorking voltage: 5VBand: 350~380nanoPower: 2 * AAA battery (not included)Detection error: less than 15%Sampling speed: less than 3 secondsDetection -: 0-22 0-3000uw / c-mStandby time: 2-3 hoursDisplay type: digital displayDisplay principle: LCD displayDetection principle: lighting analysis and detectionApplication technology: -sor technology applicationItem size: 127 x 54 x 18mm / 5.0 x 2.1 x 0.7inchItem weight: 96g / 3.4ouncecolor:BlackMaterial:PlasticPackage Contents:1 x Ultraviolet Radiation DetectorOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.