Made of ABS material + metal grid, which is strong, nice and durable. Powerful 360 - 380 NM wavelength UV naturally attracts insects for quicker, more effective extermination. Once the insects get near to the lamp, this zapper will suck the mosquitoes down by the airflow of a fan Then the mosquitoes will be air-dried to death in a closed basket instead of electric shocking them to death. There is no smell, more environmental-friendly. The bottom basket is designed for collecting the bugs. Unscrew the basket and empty the dead bugs out frequently. Low consumption, no radiation, no harms to body. Can be used at home, warehouses, hospitals, gardens and some places that have a quantity of flying insects. Killing flies, moths and midges with inhale style.