Cleaning and maintenance: The product does not contain screws, can be washed and cleaned directly with water, dry, and then used normally again. 6 in 1: Silicone cleaning pen tip, mini brush, flocking cotton swab, keyboard cap clip, keyboard brush, microfiber polishing cloth. Suitable for: clean earphones, earphone charging bin, monitors screen (mobile phone, tablet, computer), clean keyboard and mouse, etc. Portable: small, can be carried around, suitable for travel. High quality: The brushes in this brush set are made of high quality materials, wear resistant and strong, and can be used for a long time. Notice: Actual color may be slightly different from the image due to different light effect Material:ABS Color: black Package Contents: 1 * Multi-function cleaner Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.