[ Universality ] – 3.0 ~10.0 UVB bulb and Fluorescent bulb, such heating bulbs that carry ultraviolet rays. Quick Test UVB Cards. [ Comparative test ] – When using, you can press the part of the card with your finger, and compare the color change of the place receiving light and the place where it is pressed (not receiving light).
Archives2.1"W x 3.4"H
5Pack Quick UVB Test Sensor Cards, Reusable Reptile UVB Tester Heating Bulb Phot
[ Universality ] – 3.0 ~10.0 UVB bulb and Fluorescent bulb, such heating bulbs that carry ultraviolet rays. [ Comparative test ] – When using, you can press the part of the card with your finger, and compare the color change of the place receiving light and the place where it is pressed (not receiving light).