Tell me about some small items that you think you must buy to improve your quality of life?

Alcohol cotton pads, a box of 100 pieces, each piece is small, easy to use and throw away, cleaning and sterilizing, keyboard, earphones, mouse, mobile phone, these things that we get along with day and night, Very easy to clean. There are also small bruises and scratches. In the past, I could only put a band-aid on them. However, if I missed important disinfection steps, the hidden dangers are quite big.