SANHOOII Camera Cleaning Kit is a great tool for keeping your DSLR camera clean. You could also use it on your sensor, lens, phone and any other electronic products.Lens Cleaning?1. Gently clean with air blower and cleaning brush to remove dust;2. Use air blower to blow off floc and dust again;3. Oils on lenses Contamination, such as fingerprints: Use the head with carbon powder of lens cleaning pen To wipe in a circular manner; Then wipe it gently with a cleaning cloth, and wipe the lens from the center of the it.4. If there is a stubborn stain, you can drip 1-2 drops of lens cleaner solution to the cleaning cloth to clean it again.5. If there is residual detergent on the lens, it can be wiped again with the dry part of the cleaning cloth.Sensor Cleaning:1. Blow dust off the surface by using air blower;2. Drip 1-2 drops of sensor cleaner solution on the sensor cleaning swabs, and wait for the cleaner solution to volatilize for a while. After that, gently and gently wipe the sensor;3. If there is cleaner solution residue, please take another sensor cleaning swabs wipe it again.Note: The lens cleaning pen will leave carbon on the surface of item after cleaning, it's normal phenomenon to all lens cleaning pen on the market. The main function of the carbon tip is to clean the oil, fingerprint, and the carbon will combine the oil together and left on the surface. You can use the air blower, soft brush, cleaning cloth to sweep them out.Package included:1 x 20ml Cleaner Solution1 x Air Blower1 x Double Side Cleaning Pen1 x Cleaning Brush1 x Microfiber Cleaning Cloth(9in*9in)5 x Depuration Sponge Swabs5 x Sensor Cleaning Swabs1 x 25 pcs Sheets Camera Cleaning Tissue1 x SANHOOII Carrying Bag