Every machine needs some sort of source for its working. Some machines use the chemical source while some electrical. It varies on the basis of the nature of the device and the source too. The ultrasonic cat removal (מרחיק חתולים אולטראסוני) is the device that uses the SONAR system. The system that is referred to the sound navigation and ranging. It uses the batteries as its source. The batteries or the cells are required by the devices to produce the frequency of the required range. It is so much active in its working but uses only a fraction of the source. These devices have the warranty of many years.
The cat removal (הרחקתחתולים)devices also operate on the basis of the electricity. It is actually best when works on the electricity. The electricity is, in fact, the best source. It does not cause any hindrance. Some of the devices also operate in the solar system. They are the best as the solar energy has no limitation and is available always. They are best source too. The solar energy has no bad effects. It is always the personal preference of the person. It always depends on the choice of the person. NO matter if the person wants the batteries, electricity; or the solar energy source devices, they all are best in their working.
The cat removal without toxins (הרחקתחתוליםללארעלים)devices is also portable. They can be moved from one place to another. If the person is facing the problem of cats in house then it can use it in the house but when the continuous use of it has changed the situation and the cats are not found introducing in the cats, but the same problem is faced in the office then the person can move it to the office without any problem. These devices are light in weight and are easy to move.