Product description: Westinghouse Featured Wireless Linkable Technology enables (up to 20 lights) to be connected by a proprietary wireless radiofrequency. When one light is triggered by motion, all lights are illuminated to provide a safe and secure environment. Lights connect in minutes and you can easily modify the number of lights needed for your area. With Westinghouse exclusive Intelligent Solar Technology: detects the battery capacity by measuring the charge available and regulates the energy and performance to deliver 8 hours of light. Motion Sensor with multiple performance levels: light remains on at 20 lumens in standby mode, when motion is detected, light performance increases 60X to 1200 lumens for increased performance, safety, and security. After the motion is detected, the light remains on for 30 seconds and reverts to standby mode at 20 lumens. Integral motion sensor detects motion up to 26 feet (8m) at a 120-degree angle covering over 700 square feet.