Feature

●【PREMIUM QUALITY MATERIALS】Made of high quality plastic material, this quick test UVB sensor card is durable and built to last
●【Easy to Test】 Just wait 10 seconds to test the test card 3.5 inches away from the heating lamp and wait for 10 seconds
●【Cover Test】Cover the test card with your thumb, when you see the color difference between the covered part and the uncovered part on the test card, it means that the UVB bulb is working properly
●Recyclable: Suitable for testing and sterilizing sunglasses, and can be reused 500 times. When not in use, you need to put it in the card sleeve or put it in a dark place
●Compatible With: Heated bulbs that transmit ultraviolet rays such as UVB bulbs and fluorescent lights


Description

Specifications:
Item Type: UV Test Card
Material: Plastic
Purpose: UV test

Package List:
5 x Test Cards

Note:
When not in use, put the card in the card holder or put it in a dark place.