1. Spray the product onto the stains on the ceiling
2. After natural penetration for 1 minute, use a clean towel to wipe off the stains
3. Let it air dry naturally immediately.
Caution:
1.Before use, it should be tested in an inconspicuous place and stored in a cool and dry place.
2.If it accidentally gets into the eyes, please immediately rinse with plenty of water and seek medical attention