Material:ABS fireproof

Voltage:100-110V/220-230V 

 It has three buttons,you can turn on different buttons for different effect  on mosquito.                                                                                      1)when the button in the "dragonfly",that emits sound like dragonfly's wing to repel mosquitoes;                                                                      2)When the button in the "Mosquito I",that emits sound like mosquito's wing in low frequency to repel female mosquitoes.                            3)When the button in the  "Mosquito II",that emits sound like mosquito's wing in high frequency to repel female mosquitoes.