U.V. sensor card, it is a kind scientific sensor card to help you to test the level of U.V. light.

There is an indicator temperature sensing photo sensitive material and technologies original from abroad inside of the U.V. card, it adopts colors to show you the level of U.V. light.

You can put our U.V. card under the sunlight for about15s, the indicator will measure the degree of ultraviolet radiation rapidly.

Our U.V. card is made from PVC, it is waterproof and sun proof, don't under estimate the power and pull of this little card. It's simple, it's fun, and it's something your participants can carry away and use, over and over again.

Customer’s design is welcomed.

Any shape is available.