Questions about CatScram electronic cat repellent

QUESTIONS ABOUT CATSCRAM ELECTRONIC CAT REPELLENT Can the CatScram pet repellent cause long term hearing problems for my cat? \| Is the CatScram cat repellent on all the time or is the CatScram motion activated? \| Is the CatScram cat repellent safe for humans? \| Can people hear the CatScram cat repellent? \| Is the CatScram cat repellent effective on dogs? \| Can my cat build up a resistance to the CatScram cat repellent device? \| How does the CatScram cat repellent work? \|

Catscram electronic cat repellent makes any area off limits to cats, even when you are sound asleep or nobody is home. CatScram electronic cat repellent detects motion, it emits a high-pitched electronic squeal that frightens cats away quickly.