About this item Full-Spectrum Lights - OSREE LED Grow Light Strips are equipped with 108 high-efficiency LED chips(54LEDs/Bar), providing full spectrum lights from 380nm up to 780nm, similar to the natural sunlight, which can effectively promote the healthy growth of various indoor plants. Save your plants in the dark corners. Smart Timing Function- Improved with an automatic circular-memory timer. Set the growing plants light loops every 3h/6h/12h, to imitate the normal routine of plants under natural conditions. Auto on/off and no more manually operation everyday. 4 Brightness Levels - This plant grow lights have 4 adjustable brightness levels: 25%, 50%, 75%, 100%, to meet the lighting requirements of different plants; Well-designed aluminum-body led light strip accelerates heat dissipation and effectively prolongs the life of the lights. Easy & Flexible Installation - The power cord is 78 inches long, come with a lot of attachments that make them infinitely customizable. Allows you can easily attach it to a variety of surfaces, including cabinets, plant shelves, walls, etc. Exactly what you needed for your DIY greenhouse. Buy with Confidence - A huge surprise comes with osree grow lights help you to build a mini greenhouse. If any problem when arrive or during use, please feel free to contact us. Our 24/7 customer service team will be here to assist you.