UV Test Card for Pets, Easy Measurements, Reusable Quick Test, UVB Sensor Card, UVA UVB Fluorescent Lamp Tester for Reptile Bulbs/Lights/Lamps

[Rapid UVB sensor test. UV meter. Coverage test] Place the card at the irradiation point under the UV lamp (within 5 cm of the lamp) to check if the lamp is suitable for measuring UV. [Easy to test] After 10 seconds, the UV test card will turn purple, indicating that the bulb contains a UV sensor. [Premium material] The rapid UVB sensor test is made of high-quality plastic material, which can be used for a long time. Unique gifts for those who have any UVB bulb, terrarium, or UVB controller card. [Recyclable] If the card does not turn purple, you need to change the bulb. When used in 10-second increments, the card can be used 500 times. [Fast test] This reusable card can accurately measure ultraviolet radiation in 10 seconds.