ReptiZoo - UV Sensor Tester Card -2pcs

Our range of products includes fixtures, lamp stands, reptile terrariums, daylight bulbs, UVB bulbs, infrared bulbs, daytime bulbs, nighttime bulbs, heat emitters, thermometers, hygrometers, snake hooks, reptile feeding dishes, and more. REPTI ZOO UV Tester Card, Pack of 2 Great to use for UV fluorescent lamp and mercury vapor bulb. Quick and easy to use. Card changes colors from White to Purple based on the UVB & UVA ray strength. Can be used over and over again up to 500 times. Great handout. Hold the card under the UVB lamp at the basking site (within 5cm/2in distance to the lamp) to check if the UVB /UVA is available or not. It can be used for any uv bulbs. Do not place the card in the sunlight. The card changes colors from White to Purple based on the UVB & UVA ray strength. New high-tech, Non-Toxic, environmentally friendly detection material is printed on the card to measure the UVB/UVA rays of UVB lamps.