Description Description:Material: This UVB tester is made of durability ABS material, ensuring its longevity and reliability for daily use.Compact Size: With dimensions of 165*75*30mm, this device is compact and portable, making it easy to carry around for various testing needs.Wide Testing Range: The device can measure a range from 0-1999 W/cm2 with an accuracy of 1w/cm2 and a measurement error within 10%, providing reliable results.Specific Function: Reptile UV Index Meter, designed specifically for daily UVB testing of various reptile lamps, it effectively helps in choosing the right bulb, controlling the illumination time, and determining the correct irradiation angle and distance.Package Includes: Each purchase comes with a main unit and an instruction manual for easy operating. Please note that two DC1.5V AA batteries are required for operating(not included).Specification:Test range: 0-1999 W/cm2Response spectrum: 280~320nmPower supply: 2 DC1.5V AA batteries(not included)Size Chart:16.5cmx7.5cmx3cm/6.50inchx2.95inchx1.18inchPackage Includes:1 Reptile UVB Lamp Meter1 instruction manual