Note:
1. DO NOT point the UV Flashlight towards eyes or look directly at the UV light. Please keep away from children and use only under adult supervision;
2. Please confirm whether the batteries with correct polarity are installed correctly;
3. The black light UV flashlight will Not fluoresce on Wet urine puddles or Potty pads. It ONLY spots Dry urine stains;
4. Using the light in dim light conditions for better results and stains will be more visible;
5. For few dark color carpets, the reflected stain color may will be very close to the color of the carpet, making it harder to see; Does not work on reflective surface or carpet with fluoresce; Not suitable for materials where urine may sink & accumulate at the bottom instead of being absorbed by surface fibers.