The Hyper Tough 800 Lumen Path and Area light (2 Pack) is perfect for illuminating areas that have sunlight but no electrical outlet. This light has one fixed light panel and can be mounted on a flat wall surface, deck, or fence. The linkable feature allows these lights to work together. When motion is detected on one light, the other light will turn on to full power as well. You can link up to 20 lights! The one-piece design makes for a fast and easy installation. The dusk to dawn light feature will turn the light on at a low lumen level at dusk. When motion is detected, the light will turn on at full power. When motion is no longer detected, the light will dim back to a low level. This HART security light uses high quality and bright LED's. At 800 lumens, this is a bright light and uses solar technology. There is a 2-Year Warranty to back our quality. This light can be installed by beginner DIYer. The light has an easy-to-use mounting design. The lithium-ion battery will last for years and can be replaced as needed. The motion detection will work to 25'. The beam angle is 120 degrees, and the beam spread is 50', These 2 packs of light is wonderful value and will provide ample lighting in most areas.