Features: 1.5 in 1 Design: Newly upgraded multifunctional computer headphone cleaning kit with flannel sponge, button fastener, high-density brush and multifunctional cleaning pen to meet various cleaning needs. 2.Multi-functional: Cleaning pen with high-density bristles, easily cleans dirt from the headphone sound hole and other areas, metal tip cleans stubborn dust and thoroughly cleans crevices, built-in handle: grip turns the top of the flocked sponge upside down. No small detail is spared and the product is more refined. 3. Cleaning Set: Delicate soft flocked cleaning cloth and cleaning brush to clean the dust on the camera keyboard headphones wireless charging case, screen cleaning spray with cleaning cloth to fully clean the screen stains. 4.Ideal Design: The design is more simple and generous, lightweight and portable. Keeps a good grip on the pen and removes stubborn residues easily at any time. 5.Versatile: The keyboard and headset cleaning pen set meets a wide range of cleaning needs and is suitable for headsets, headphones, mobile phones, computers, cameras and other digital products. Specifications: Size:3.8*7.5*1.8cm Material: ABS+metal+sponge+microfibre fabric Applicable Devices: Notebook, universal, mobile phone, computer, digital camera