Mosquito repellent for baby scanning automatically no drug or chemical

Model Number: MR100-#1733 Brand Name: COSYLIFE Key Specifications/Special Features: Sophisticated electronic mosquito repelledSweeping wideband ultrasonicfrequencies to make interfering noise to mosquito and small insectsSweeping sonic frequencies to mimic male mosquito flapping wingsUltra-lower frequency to mimic dragonfly flapping wingsPurplelights sensitive to mosquito in pitch dark room make them watch out dangers

38 wide range speaker inside

Effective area is about 100-150sq.ft (about 10-15sqm)

Supplied with strap for outdoor use