NEW TECHNOLOGY-: multi-functional cleaning kit the flocking sponge can clean the dust in the wireless charging case of the earphone the metal pen tip can clean the stubborn dust, and the high-density brush can clean the dirt on the sound outlet hole of the earphone. Pen-shaped design, it is lightweight and easy to carry. It can be used anytime and anywhere. Suitable for Bluetooth earphone, headsets, mobile phone, computer, tablet, camera and other digital products. . Multi-function cleaning kit pen for Bluetooth earphone case, phone and earphones, keyboard, laptop it would be a ideal gift for the people who usually listen to music, make your electronic product more cleaner. Headphones from the Small Hole of the Earplug to The Charging Compartment. 360-degree cleaning without Dead Ends. Pen Nib Clean the Stubborn Dust, Hair Brush Clean earphone Outlet, Flocking Sponge Clean the Bluetooth earphone Case.