The Big Cheese Anti Mouse Mini Sonic Repellent

Amazon

CONSTANT PROTECTION: Round-the-clock protection DISCREET: Micro-footprint does not obstruct other plug sockets POISON-FREE: Pet-safe, welfare-friendly deterrent that does not harm rodents Extended 2-year warranty included Packaging may vary, Manufacturer: The Big Cheese

Joybuy

Big Cheese Anti Mouse Mini Sonic Repeller is a discreet plug-in device that emits ultrasonic sound waves to humanely repel mice and rats from single rooms. Safe around children, cats, and dogs, it provides 24/7 rodent protection for homes, kitchens, sheds, and garages.