What a versatile pond product! It's a skimmer net for fallen leaves & surface debris, a tough brush which is ideal for keeping
...The Pestban will put out random bursts of high frequency ultrasound noise covering an area of 8, 000 square feet. This sound drives away animals but is largely inaudible to humans. This unit has three switchable frequencies & three volumes to be selected depending on the animal you are trying to scare.