Model:B6261GH70062390 Operating Principle The product of animals that enter the area by infrared dtection and uses ultrasonic waves and flashing LED lights to push them back. (Note: Humans can perceive some of the ultrasounds, so please keep this product far from the areas where BBS and children are often active). Lot of 2 This rpulsif has a 120 dtewing angle and A maximum distance of 8 9 meters. This configuration of two combinations can therefore protect a small general garden. FRQUENCE AND SENSITIBILITY :6 FRQUENCE levels of 0 5 (0 so complexion) for different animals. The sensitivity makes it possible to regulate the size of the door up to 8-9 meters. PRT for the extreme Two loading options (USB and Solar), sufficient plowing index to rsister rain. (hanging on the wall or ground connection), Use advice Our instructions contain Different FRQUENCES RECOMMENDS FOR DIFFRENT PETIES. If the recommended regulatings do not work, you will have to try a diffrete toll of frequency for your special use in order to obtain the best results. Note also: do not block the infrared sensor.