Mini cleaning brush for USB port, compatible with series devices. Black color. Material: Aluminum alloy. This product is a mini cleaning tool designed for port and crevice cleaning, enabling effective deep cleaning. It can reach deep into slots and holes to remove blockages. Nylon bristles effectively clean dirt from small openings without damaging surfaces. Category: Mini cleaning tool. Size: 6 x 0.5 cm. Material: Polypropylene, nylon, plastic. Color: White. Unit: Set of 10 pieces. Lightweight and compact, suitable for most earphones, mobile phones, flashlights, humidifiers, keyboards, etc. Made of environmentally friendly material that does not damage device components. Intelligent design, easy to carry, ideal cleaning tool. Material: PP plastic. Size: 65 x 15 mm, thickness 3–6 mm, bristle length 15 mm. Color: White, black.