This product mainly repels mosquitoes. Also effective against cockroaches, flies, mice and other pests The product has no electromagnetic wave radiation, no noise pollution, safety and environmental protection There are children and pregnant women athome Color: black, whiteFour advantages of mosquito repellentIntelligent frequency conversion without noiseEnvironmental protection and energy saving Pregnancy and baby safetyMosquito repellent principleUltrasound constantly changing frequencies,stimulating and disrupting its nervous systemmachine operationdisturb mosquitoesthree-dimensional surroundsmart chipDown-frequency human testEnvironmental safetyFrequency conversion modeenergy savingone-button startHigh temperature and flame retardantPeaceof mindfull coverageWith carabinerstylish appearanceAll night silent mosquito repellentPhysically repelling mosquitoes and enjoying a comfortable sleep