Features: 1.This is a portable digital ultraviolet radiation detector. Made of high quality ABS housing material,durable in use. 2.Lightweight and portable size, easy to carry and convenient to use. 3.With LCD display screen, you can read the measure data clearly. Indoor and outdoor two modes. 4.Function:Clock,ultraviolet radiation levels,ultraviolet radiation dose test data,protection grde hint,temperature. 5.Application:home office, indoor, outdoor, transport car sticker, UV lamps and lanterns,as well as equipment,UV radiation skin care products, clothing detection using UV radiation. Package Includes: 1 Piece Ultraviolet Radiation Detector 1 Piece Manual Specifications: Material: ABS Color:Black Range:0-3000uw/cm2 Power supply :2 x AAA battery(not included) Size:125x53x18mm/4.88x2.07x0.7in note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you