Bug Remover:

Simulate ultrasonic to chuck bugs and even kill them, ultrasonic sound pressure is beyond the audible range of human being, so it doesn’t disturb your sleeping.

AC source.

Suitable range: home

Mosquito Repeller:

Simulate ultrasonic to chuck mosquito, ultrasonic sound pressure is beyond the audible range of human being, so it doesn’t disturb your sleeping.

DC source.

Life time: 180 hours.

Suitable rang: sleeping, outdoor sports, teatime reading.