Отпугиватель грызунов “Град А-650Д”

This hybrid repellent combines features of 'Град А-550УЗ' and 'Град А-500', using two modes to repel various pests including mice, rats, and others. It can operate autonomously and uses a changing sound pattern to prevent pests from adapting.

• The description claims that the repellent effectively repels pests like mice, rats, and others.
• The description claims that the device uses a changing sound pattern to prevent pests from adapting.
• The description claims that it can operate autonomously.