Useful USB powered mosquito killer lamp applies ultra 360 degrees light to attract insects &mosquitoes while killing them with air-dehydrated. Protects your family from annoying mosquitoes, and insects bite. No smell, no chemicals, effectively kill bug, mosquito, fly, moth and other flying insects within 20-50 square meters. Features: Insect Elimination:Bug zapper uses ultraviolet LED that attracts all pesky flying insects into the fly zapper. Mosquitoes were sucked into the inside of the machine and air-dehydrated and died. Safe &Eco-Friendly:No dazzling, no chemicals, no smell, and toxic-free, 100% safe for children, pregnant women, and pets. Useful:Effectively kill bug, mosquito, fly, moth, and other flying insects within 20-100 square meters. Quiet:The intensity of it is about 30dB-36dB, which will not disturb your sleep, give you a quiet night and a sweet dream. Widely Applicable:Suitable for home, patio, garden, backyards, porch, deck, portable use as a tent camping light or restaurant, hotel, cafe commercial use. Specifications: Material: Plastic Power: 5w Charging mode: USB Effective area: 20-100 square meters Application: Bug, Mosquito, etc Occasion: Home, Office, etc Package List: 1x LED Bug Zapper 1x English Manual Note: Please open the product at least 2 hours in advance before your sleep.