About this item 5 Dimmable Modes & Auto On/Off: The indoor Grow Lights adjust to levels of 20%/40%/60%/80%/100% light intensity, you can set different brightness according to your plant different growth stages. These LED plant lights have three timing function mode: 4/8/12 hours, you can set it up once and it will turn on and off automatically every day. Note: AC Adapter Not included in package, The end usb port of power cord work with AC adapter, phone adapter, power bank, usb charger, outlet with usb port. Sunlike Full Spectrum & WIdely Use: The plant grow lamp is made of 78 high intensity, energy saving and long service life LED beads.And this Full spectrum grow light can provide plants all wavelengths of light, Just like natural sunlight, perfect for winter or rainy season. The is ideal for plant factory,basement,flower farming, indoor gardens, water soluble breeding, pipeline cultivation, vegetable growth, gardening , family growing /seeding ,greenhouse succulents etc. 3 Lighting Modes & Heat Dissipation: The indoor led grow light has 3 switch modes, you can press the switch button to choose one, two, three or all lamps on to meet the needs of the plants at different stages. Improved heat sink efficiently dissipates the heat generated by the lamp to the atmosphere. Waterproof & Adjustable: The growing lamp is waterproof, not afraid of rain, but can not be soaked, waterproof rating IP65. this led grow light is with flexible arm which is easy to adjust the light in any direction, allows you to light your plants in 360-degree,which can enlarge the area of the effective lighting. Non-Slip Clip: the non-slip clip allows the LED growth lamp to be placed anywhere in your greenhouse, home, indoor garden, office and so on.