Fangrui Product Details Solar Energy: The Barking Dog Alarm Uses 5v X 150ma Solar Panels, 6 Flashing Red Leds And Has Two Functions: A Level 24h Sound And Light Induction, B-level Sound And Light Induction At Night; Solar Charging Is More Than 8 Hours, Dc Charging Is Less Than 2 Hours (dc5v X 1a), Can Feel More Than 100 Times. Recording Function: The Barking Dog Motion Sensor Has A Recording Function That Allows You To Record Your Own Messages Or Sounds. Recording Can Be Repeated. A Single Recording Can Last Up To 20 Seconds, And Each Sensor Can Be Played Repeatedly 2 Times. 360 Motion Sensor: The Perimeter Alarm Has A 360 Motion Sensor Which Can Detect Movement Of 15-20 Feet. It Is Suitable For Homes, Orchards, Construction Sites, Courtyards, Warehouses And Other Places Where Security Alarms And Wildlife Need To Be Driven Away. 13 Realistic Barking Sounds: Motion Alarm Outdoor Emits 129 Decibels Sound To Create There Is A Guard Dog In Place, Supports Dog Barking Gaps, Wolf Flips, Gongs, Crackers, Lion Roar, Pig-k