New Mosquito Killler Lamp Home Wall Mounted Desktop Mosquito KillerBattery Life 7 8hours No spray, no smell, no poison, no fumes, no mess, no harm & no side effects at all. Insect Killer Suitable for home, restaurants, hotels and office. Works against most of the Common Insects (IT IS NOT A ONLY MOSQUITO KILLER). This unit is using high quality UV to attract insect which is then eliminated by the current which is safe for humans and runs through electrified metal grids rear the bulbs.