Crawl Pet UV Test Card,Easy Measurements Reusable Quick Test UVB Sensor Card UVA UVB Fluorescent Lamp Tester for Reptile Reptile Bulb/Light/Lamp
- [Cover Testing] Place the card at the irradiation point under the UV lamp (within 5 cm from the lamp) to check if the lamp is available
- [Quick Testing] This reusable card can accurately measure ultraviolet radiation within 10 seconds
- [Recyclable Times] If the card does not change to purple, you need to change the light bulb, when used in increments of 10 seconds, the card can be used 500 times