Silent Physical Mosquito Killer- This plug-in electronic mosquito killer lamp device uses 4 high-intensity ultraviolet light bulb light waves, using the phototropism of mosquitoes, emitting a wavelength of 390-400mm to effectively attract mosquitoes to gather around the fly killer, and then kill them took them. With the new noise reduction technology, you can sleep well without the harassment of mosquitoes. Safety and Environmental Protection-Compared with traditional mosquito coils and mosquito repellents, this mini indoor mosquito killer is completely harmless to people and animals, no chemicals, no poison, no pollution, no flicker, soft light, through physical killing Mosquito, sterilization, environmental protection method. The grid design of less than 0.27in protects children from electric shock, and mothers no longer have to worry about it. Two Modes-Constant light mode that requires manual control, and a new function-light-sensing mode, which can control the brightness of the mosquito killer lamp according to the intensity of ambient light to achieve the effect of killing mosquitoes. Easy to Use and Clean- It uses a separate on/off button, you can easily control it with the on/off button at any time, no need to unplug or plug in every day. In addition, the insect trap lamp is equipped with a cleaning brush, and the fallen mosquitoes can be cleaned with a brush, which is very convenient. [Best way to use] Place the mosquito killer at a height of about 1 meter (such as a wall socket). It is a good idea to install screen doors and screen windows to keep foreign flies out. Turn on the fly killing lamp 2-3 hours before going to bed, and turn off other light sources when in use, so that the ultraviolet rays of the mosquito killing lamp become the main light source for attracting mosquitoes indoors. Keep the mosquito zapper as far away from people as possible so as not to attract mosquitoes to the human body.