Features:
The color will change to purple when it is close to the UVB light source, and the color will change with the intensity of the light source.
The card contains UVB color test strips, which can detect the UVB strength of environmental transformation.
Small size and easy storage.
Suitable for people with reptiles.
One sheet can be used 500 times.
Reusable,suitable for detecting outdoor uvb content or uvb testing on uvb lamps (standard color change effect below uvb5.0).
UVB Test Card only,other accessories demo in the picture is not included.

Specification:
New and high quality
Material: PVC
Size: app.8.6x5.4cm/3.39x2.13in
Color: As the pictures shown
Quantity: 1 Sheet

Note:
No retail package.
Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid.
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!

Package Contents:
1 Sheet x UVB Test Card