It should be rated between 365 385 nm which stands for nanometers.
Light detect pet urine in carpet.
Unfortunately urine stains aren t always obvious especially on dark carpets and you can t remove what you can t find.
If there is a pet accident the area will turn white.
However it gets more complicated than that.
Many pets claim their territory by leaving a highly concentrated urine mark or spray.
Purchase or borrow a uv light between 365 385 nm.
The best way to see urine under a blacklight is to wait until evening when it is dark.
Urine fluoresces as a pale yellow color.
The substances below can also glow under a blacklight.
Take the blacklight and hold it 1 2 inches above the carpet or furniture mattress etc.
It is sometimes difficult to see pet urine on a carpet.
Turn off all interior lighting.
Can a black light detect dog urine properly.
Spray the solution on spots where your dog pees or on the whole carpet or floor.
A lower rating won t be strong enough to light up the cat urine and a higher rating is too similar to natural light to have an effect.
But when dog pee dries it leaves a yellow hue on the floor.
Check changes in carpet color.
Product title oxyled 12 ultraviolet led uv light pet urine stain.
Slowly sweep over the area with the blacklight to identify any light yellow stains.
The short answer to the question of if a blacklight can detect cat or dog urine in the carpet is yes it can.
Having pets is a joy but having a house that smells from pet odors particularly pet urine is not for this reason we recommend use of a uv black light to detect pet urine and to help in the location and elimination of pet odors.
The reason for this is that pet urine isn t the only substance that glows under a blacklight.
Pet stains that weren t cleaned properly with an enzyme based cleaner will show up under uv light as well.
If you have a white rug the spot will look like neon.
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For the best results look for a handheld led light with 9 12 bulbs.
Wavelengths in a blacklight cause phosphorous and proteins in the urine to glow making it easier to spot old stains.
Under the ultraviolet light of a black light dried urine crystals are easy to see.
Even a small urine stain on the carpet encourages your dog to continuously re mark that spot.
Vansky 2020 upgraded uv lights 51 led blacklight pet urine detector for dog cat urine.