It can kill mosquito which is sucking blood on human bodies but it is harmless to human.When touching the net on flat surface，without any feeling of electric shock，so，it is safe for use. It consists on a special 3-layer net which can easily catch insect and never leak out. With EU charger plug With on-off switch With Light for lighting in the dark Specification: Color: red Item size: 510*210*36mm Net weight: 263g