This Everyday Home Solar Power Motion Activated Wall Light is perfect for a patio, deck, balcony, garage or any outside wall as a security light. This motion light will light up when it detects motion. The built in lithium battery recharges with the power of the sun and helps cut down on electricity costs. With a single charge it can work for up to 12 hours and will automatically turn on/off with the motion sensor. The sensor time lasts for 30 seconds and has a brightness of 80 lumens.