1、Portable Storage Design: The cylindrical storage design makes full use of space and is convenient to carry, making it very convenient for both travel and daily use. 2、Multi-functional Cleaning Tools: Includes cleaning pen tips, headphone brush, small bend brush, headphone charging port brush, headphone compartment cleaning velvet head, etc., for cleaning keyboards, headphones, screens, and more. 3、20 Cleaning Tools: It gathers 20 cleaning tools, which are convenient and quick, and meet various cleaning needs. 4、Screen Cleaning: Spray the screen cleaning agent and use it with the screen cleaning cloth to make the screen like new. 5、High Wind Blower: Press the blower to blow out the dust in the camera gap, and two nozzles can be replaced. This blower can generate strong wind, easily removing dust from devices such as keyboards and cameras. 6、Keycap Puller and Axis Puller: Easily pull out the keys, when cleaning the keyboard, you can use the keycap puller to pull out the keys for easy cleaning. The axis puller can remove the key shaft of the mechanical keyboard for further cleaning. 7、Keyboard Hard Brush: Sweep out the dust in the gaps, use it with the keycap puller and axis puller to deeply clean the keyboard, making the keyboard look new.