None of them work long term.
It works but not in an area as big as specified.
Electronic devices are not effective long term.
It doesn't. The FTC has info on these scams at http://www.ftc.gov/opa/2001/05/fyi0128.shtm. Enter "Pest Repeller" in the FTC search window for more info.
Electronic devices are not effective long term.
Yes it's just ultrasonic sound, but they usually don't work long if at all so I would advise against purchase.
No. In the 1740s, the lower level was enlarged to be used as a road bridge. It was the last important work on the bridge. The Pont du Gard aqueduct underwent regular renovations, but was not rebuilt in the 1800s.
Yes, the alarm does work in silent mode.
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Rachel Carson wrote the book "Silent Spring," which was published in 1962. It is a groundbreaking work that exposed the harmful effects of pesticides on the environment, particularly on bird populations. Carson's work played a significant role in advancing the environmental movement and influencing the development of modern environmental policy.
Ultrasonic Rodent Repellents are great for controlling for mice. The way they work are, high frequency waves emit a non-repetitive pattern to repel mice and prevent them from invading your home.
through radio frequency through radio frequency and provided schedule that offender provides to local law enforcement agency.