In science, it is proven that most wild animals are afraid of fire. When they detect fire or something similar to fire, they may flee the area. Suitable for protecting your property (including livestock) from unwanted nocturnal pests such as coyotes, raccoons, sheep, foxes, wolves, deer, cougars, and cats. According to this principle, the product is designed to guide animals by flashing red light, like fire. 1: Do not restrict airflow around the unit. Do not place behind furniture or curtains. For best effect, place it in open spaces. 2: Do not attempt to open the unit beyond its functional use. 3: Do not look directly at the flashing lights to avoid eye damage. 4: Ensure the product is exposed to sufficient sunlight to fully charge it. Instructions for use: 1. Press the power switch and turn on the unit. 2. Mount the unit according to the eye level of the predator you want to deter. Mount 1 to 2.4 m from the ground on a pole, a fence, or the outside of a wall. For best results, mount 4 units, facing outwards in each direction to keep predators away. 3. The unit turns on at dusk and automatically turns off at dawn. During operation, two red LEDs flash at a frequency, just like a red flame. Charging The battery can be charged by the sun. Remove the transparent insulating plastic from the bottom of the machine and install it. Install it in a place that receives direct sunlight during the day. The repeller is ready to flash on the first night it is installed. The light flashes from sunset to dawn. Package contents: 2-pack