PRODUCT FEATURES 1. When mounting the device DO NOT USE A HAMMER, which might be damage this item. 2. Ensure that the safe line can not be submerged in water. Place the device about 0,5 m away from the area to protect and try to get the height as close as possible to the height of the ear of the animal you want to repel. 3. Ensure the device is not pointing downwards. If you have a large garden it is possible to use several devices. 4. This product is not a toy and should be kept out of the reach of children remove the batteries when the device is not in use. Operating voltage: 4 x D (R 20) Batteries 1,5 V Effective detective distance: till Max 8M (depending on weather and surroundings) Switching on time: 45 seconds per moment Pausing time: 5 second Detecting angel: 110�° horizontal (depending on weather and surroundings) Frequency: 13.5 until 23.5 kHz interval in 3 settings Working temperature: +5C until +40C APPLICATION: Garden, Yard, Balcony, Pond, Farm... OEM, ODM SUPPORT