ALEKO SBR05 Solar Bird Repellent PIR Motion Sensor Outdoor Garden Farm Pest Repellent PIR sensor. Detecting distance around 26 feet, sensor degree 120. Comes with connecting pole and stake to install into the ground LED flashing light mode. 3 sound settings: dog bark, gun shot, eagle sound Powered by solar energy through solar panel. You can use adapter to charge battery. Also can be powered by 4 AA batteries, not included Day Mode: Sound function only in daytime, both sound and LED light functions at night Night Mode: Only sound function in daytime, only LED light function at night time