Bedroom Mosquito Killer is your good choice.The carbon dioxide exhaled by humans has been scientifically proven to be a substance that attracts mosquitoes to the human body. Mosquito killer, it can produce the light, heat, carbon dioxide, water vapor, and flowing air that mosquitoes like when working. It was dehydrated and dried to death. The photocatalyst can also purify the air, sterilize and disinfect. Bedroom Mosquito Killer is your good choice.