Universal UV Detector: The UV test card works flawlessly with all standard UV fluorescents and UVB bulbs from 3.0 to 10.0 ratings. Instantly measure UVA and UVB output levels to maintain optimal lighting for your scaly companions
Reliable Material: Made with professional photochromic technology, the reptile lamp UV sensor stays completely safe for your pets. No harmful emissions during testing! Monitor lighting accurately without compromising the pets' well-being
Quick & Simple Test: Just place the card 2 inches (5 cm) below your lamp and watch the white chameleon pattern change its color within 10 seconds. Deeper purple indicates stronger UV output – get clear results in no time
Reusable Design: Regular UV testing at your fingertips! Each fluorescent lamp tester card lasts about 500 tests when used properly. Track the bulb performance over time, ensuring your reptiles get adequate UV exposure daily
5-Piece Set: Size: 3.37" L x 2.12" W. Compact UVB card indicators fit easily in your pocket or any toolkit. You can test multiple lights at once or keep backups within reach. Store in the dark when not in use. (NOTE: Avoid direct sunlight!)