Mr. Beams MB572 Wireless Battery-Powered Motion Sensing LED Path Lights, 2-Pack, Brown Motion Sensor Activated: Each Path Light instantly turns on when it detects motion from up to 15 feet away, Battery Life: 1 Year (50 hours) or more on Alkaline batteries, LED Color: Neutral White (4000K) Easy to Install: No wires = quick and easy installation in less than 5 minutes; no electrician required, Dimensions: 13.3 H x 3 W x 3 D Energy Efficient: Our quality LED never needs to be replaced. Its so efficient; you will get more than 50 hours of light on one set of batteries Bright LED: The bright, powerful LED provides 35 lumens of light. Special design allows light to reflect off housing to direct light downward, Durable, Weather Resistant: Tight seals and UV resistant material allow the Mr Beams Path Lights to work in all weather conditions Multipurpose: Perfect for path lighting, night-time walking, deck stair lighting, and hallway lighting, Auto Shut Off: Mr Beams Path Lights turn off automatically after 20 or 60 seconds (2 options) of no motion, conserving battery life Wireless motion sensor activated path lights with 12-foot motion detection range. These LED lights can mount to a wall, deck, patio, or fence. Modern design includes 35 lumens of cool white LED light to brighten up your path, walkway, or garden; can help aid fall and slip prevention. Each unit needs 3 C-cell batteries; wireless LED lights do not require an electrician. Plug-and-play. MB572 is two (2) MB520 Path lights and stakes. One set of batteries will power these LED path lights for 1 year on average. Great for steps, next to driveways, and around patios. Weatherproof design to withstand any climate; Compliment your outdoor lighting with these high quality wireless motion sensor lights.