[Ultra Safe Guarantee] No radiation, no toxic, no chemicals, very quiet, perfect for baby nursery or adult bedroom safe for human health and environment. [Easy to Clean]: All you have to do in order to clean and disinfect the electric mosquito killer, empty the tray with the dead mosquitoes. The device can be used indoors. Attracts flying insects by emitting high-intensity long wave UV light making flying insects such as flies, mosquitos unable to resist approaching then getting them immediately trapped and killed via the high-voltage charging metal grid It will open at night and close during the day automatically with the lighting sensor to control. Safe & humane The safe humane outer mesh which the gap is less than 0.27 inch With this mosquito killer, you can enjoy your time as you like without bothering by annoying insects. Input voltage: AC100-240V Input frequency: 50/60Hz Power: 0.8W