Pest Repeller Upgraded Plug-in Pest Control Repeller for Mosquito, Insect, Mice, Spider, Bug, Ant, Cockroach, Rodent & Rats Indoor Use Repeller 6 Pack
Normally, it takes 15-20days to see the typical results
It is normal that the increase of insects at the beginning of the using days, as they just get away from their living place after the attack. So please wait patiently.
Use a dry and soft cloth to clean, do not clean it with strong impregnation, water, or damp cloth.
– Sound frequency: 50 Hz