PROTECT YOUR HOMEWITH: Pest Reject Ultrasonic Electronic Insect Rodent Pest Repeller2 PIN EU EURO PLUG Innovative technology: ultrasound + electromagnetic Scares insects rodents spiders etc，by creating an uncomfortable environment that drives them away (does not kill them) Harmless to humans and household pets nor computers or household appliances Coverage up to 200m2 Works 24h/day， 365 days/year no refills Chemical frees - Eco-friendly Ready to use， just plug in full instructions supplied Dimensions: 21cm H x 15 cm W x 8 cm D