... . Detail explanation : 1 It take LED ultraviolet light ensnaring, ensnaring of human body smelling , pneumatic ensnaring ... is safe and quite .Besides, LED ultraviolet light could kill bacteria ,and air blower make indoor ... the control of the light ,the light go on and the fan will turn .If the hand leave the light control ... hotel ,and so on. As soon as the light turn off ,and shut the door and windows , ...