Super effective: our electric mosquito killer works with 2 high intensity ultraviolet tubes that attracts all annoying flying insects into the device. It kills them instantly when they come into contact with the powerful high voltage metal grids. Effective for an area up to 150 ㎡. No chemicals or odours. Our electric mosquito killer does not use any chemicals. It also produces no smoke, no smell, no spray. It is totally free of toxic substances and or any form of pollution. It is also absolutely harmless to the human body and pets. Perfect for a store. Easy to use clean. Our electric mosquito net is easy to install. We still recommend keeping it hanging at 1,8 m high in the area where the annoying insects flutter. Just place the electric mosquito killer in a dry place and insert it into the socket. Dead insects are collected in the bottom tray, which can be easily removed for disposal and cleaning. Safe and durable - our electric mosquito net is designed in hyper-resistant aluminium and ABS plastic. It was conceived to avoid any contact with the metal grids. Energy-saving UV tubes are very efficient (2x18W) and can be replaced if necessary. Quality and service: Velamp is an Italian company that has been operating on the Italian market since 1906.