Plug Type:US Plug,it applies to Canada, India, Japan, Mexico, Thailand, the , the Philippines and so on. Adjustable ultrasonic sound with a wide range of frequencies targeting troublesome pests. Infrared PIR Motion Sensor detects pests from . 50 feet away. Strobe function is especially effective for repelling night time creatures. Effective range up to 5,000 square feet. Battery operated or plug in The flashing light and frightening shadows combine with the piercing ultrasonic frequency and optional eagle sound to effectively scares away pests. Use it outdoors to rid your yard of cats, raccoons, skunks, deer, and bats. The ultrasonic sound works during the day while at night you have the added protection of the flashing strobe, which is especially disturbing to animals that prowl after dark. At night, nocturnal animals' eyes become dilated and their senses are heightened. They don't want to be discovered as they track their prey, which makes the strobe especially effective for them