What do you need to know before you buy a wall-mounted mosquito killer?

mosquito killer

Wall-mounted mosquito killers are becoming more and more popular with customers. We can see them in many public areas, such as the doors of public toilets and the walls of restaurants. The reason why they are popular is that they don't take up space, and if the design is good, it will become a highlight of decoration. So what do customers need to pay attention to when choosing wall-mounted mosquito killers? We learn about it by means of comparison.