About This Item

• [Portable Uv Tester] 3.3Inch Reptile Uv Tester Card Will Turn Purple When Encountering Uvb Light In 10S.
• [ Meet Uvb Turn Purple] The Uv Tester Card Is Based On The Principle Of Molecular Change. When This Molecule Absorbs The Energy Of Uvb Light To A Certain Extent, It Changes The Molecular Structure, Which Leads To The Change In Wavelength, And Finally Turn Purple.
• [Simple To Test] Just Place The Testing Card 3.5” Away From The Lamp(Light On) And Wait For 3~10 Seconds(Suit For :3.0 ~10.0 Uvb Bulb,Uvb Basking Spot Lamp,Uvb Lamp).
• [Chameleon Carving]The Card Is Almost Black, And A White Chameleon Is Meticulously Engraved On The Photometric Coating.
• [List Of Sizes] Uvb Sensor’S Length:3.35In; Width: 2.12 In; Thickness: 1Mm; Weight: 0.07Oz. Available 300~500 Times.