3. Suitable for cleaning sensitive electrons, such as computer, mobile phone and etc. | 1. The antistatic design of this product makes it safe and convenient to clean the motherboard of phone and computer. | 4. Ergonomic design with antislip handle and antistatic brush provides you a perfect cleaning experience. | 2. The brush with high hardness, easy to clean between the mainboard and make it cleaner. | 5. It is small and lightweight, which makes it convenient for you to take to everywhere and storage.