Keep your home and your family at peace with this LED Mosquito Repellent Light. This innovative device uses human bionic technology to simulate human breath and heat to attract mosquitos. It then traps them using the fan vortex, making them impossible to escape. The fan sheets finally kill them without using any toxic chemicals. It's safe for pregnant women and children. This mosquito repellent lamp can cover an area of 10 to 45sqm; plug in the USB cable to turn on the device; no adjustment is needed.