Features 1When an animal enters the area an infrared sensor is triggered and emits a ultrasonic to effectively drive off intruders such as dogs cats badgers foxes etc. 2The right and left angle of the infrared sensor is 110 degrees effective distance: 610 meters depending on the animal size. 3The Ultrasonic Animal Repeller will scare away the animal intruders with ultrasonic and LED light will not harm them no dead animals. 4Solar animal repeller contains no chemicals has no harm to the human body. This item can be placed in the floor or place the top directly on the flat surface. 5The ultrasonic animal repeller can be charged by solar energy in the sun. Can be used in any weather thanks to the included batteries. Don't worry about working on rainy days. 6Simply insert the spike into the ground where there is sunlight and switch it on the device emits highfrequency tones of different heights that are inaudible to people. 7Ultrasonic animal defense devices are particularly suitable for use on farms tree nurseries orchards rice fields pond but also attics etc. Specification Item Type: Animal RepellerMaterial: ABSColor: As shown in the pictureSize: Approx.14.48x9.4x31.24cm/5.7x3.7x12.3inWeight: Approx.316g/11.1ozPower Supply: Solar battery powered 4xAA batteries 4.8V 300mA(battery included)Infrared Sensor Angle: 110 degreesEffective Distance: 6~10m/19.7~32.8ftFrequency: 25 kHz-60 kHzWaterproof Rating: IPX4Function and battery control (red LED indicator)Application: This is an infrared transmission sensor that constantly outputs signals. When it is determined that a moving animal is in the detection area it automatically emits a sound wavesfrequency to drive the animal and the LED indicator lamp lights up. Package List 1 x Ultrasonic Solar Animal Repeller1 x Ground Spike(3 Section)1 x User Manual Note 1. Install the device towards intruding animals which has a better effect.2. If you are using ultrasonic for the first time please charge your device. (There is no light to show it.)3. The waterproof level of the device is IPX4 which is enough to be rainproof but not soak.4. It happens that people can hear part of their range. Please do not install the device in the children's area.