✐Upgrade - The pen tip (including the high-density brush) and flocking sponge of the cleaning pen are designed independently, no need to switch the pen when using, it is more convenient to use, which is unique. We give away a storage box for free, which is easy to carry. | ✐ Metal Pen Tip -- The metal pen tip of headphone cleaner cleans crevices and stubborn dust, cleaning crevices thoroughly so dust has nowhere to hide. | ✐ Flocking sponge -- You need a quality electronic cleaning kit for your expensive earphones. LONGFUN delicate and soft flocking sponge can clean the dust inside the wireless charging box of the earphone. | ✐ High-density brush -- Earphone cleaner brush can easily clean the dirt on the sound hole of the earphone or mobile phone to ensure that the beautiful sound quality will not be affected by the dirt. | ✐ After-sales - We will conduct quality inspection on the Cleaning pen kit for airpods before delivery. If there is any quality problem, please contact us first, we will provide you with free replacement service.