1. Multifunctional, 20 types: cleaning set, mobile phones, headphones, computers, digital cameras, scale particles, dust, etc. It contains 20 accessories, which can deeply clean most devices and remove the keycaps of mechanical keyboards. The separate extension rod design allows the use of the extension rod to increase the length of the tool when a longer tool is needed to adapt to its use environment. The design of the round storage barrel is not easy to lose. Well-designed storage box, 2. Mobile phone cleaning: thoroughly clean the headphones without leaving dead corners. Thousands of brushes and plush sticks, deep cleaning the opening of the headphone charging box and the trash box; the headphone brush can clean the noise hole and microphone of the headphone; the cleaning tip can deeply clean the gaps and small edges. Pull the switch vertically to make the switch cover fall off; remove the device, pat the shaft body, and pull the shaft body up with force. Use the keyboard brush with the key remover and shaft remover to thoroughly clean the keyboard and remove dust from the gap. Note: The replaceable mechanical keyboard shaft body can be directly removed. The cover comes with a microfiber cleaning brush. Wipe clean after spraying, just like... Not only can it clean the screen of your mobile phone, but it can also clean TVs, computers, cars, handheld devices, etc. It can also clean the screen.