About this item ふto turn on and off timming functionの intelligent grow light, without manual duty, one key to turn on and off, automatically turn on and off at the set time every day. The grow light comes with three timer setting options which allows up to 3, 9, or 12 hours according to plant needs. It has been studied that potted plants can completely replace sunlight in a dark environment with only 12 hours of illumination with our grow light. If your plant in a general indoor environment. ゥst Red&Blue LED combination㠔his grow light use the best combination of red and blue LED light for plant growth. Blue light can promote the growth of green leaves, and red light can help flowering and fruiting and prolong the flowering period. Our grow light source is incomparable with other ordinary fill light. Proportionally set red and blue lights can make strawberries and tomatoes sweeter and flowers more vivid. With our grow lights, you can have an indoor garden. 㱰 levels brightness & 3 switch modes㠏ur Dual Head led grow light can provide 10 brightness level ranging from 10% to 100% to suit varied stages of plant growth. This grow light has 3 spectral modes (red, blue, blue & red mixed light) to support photosynthesis. You can choose LED lights with different brightness according to the growth status and environment of the plants to make your plants grow better. Warm led lighting can also embellish your indoor environment. 㳶0𠡤justable gooseneck & strong clamp㠇row light have two flexible goosenecks can be rotated 360 degrees rotated at will without damage, which easier to make plant lights shine on your plant. We use updated high grade steel in the gooseneck, it will be much stronger and keep the grow lights head firmly in any position you want. The metal clip of our indoor grow light can be clipping onto something substantial up to 2.5 inches (table, windowsill,shelf....). 㓡fety USB adapter & long life using㠔he LED grow light is powered by USB or AC power plug(USB power 5V,2A adapter included ). Our grow light have passed the safety certification also we have a strict quality control. We guarantee that the power adapter will not be hot or short circuit after several years of use. Every small LED are tested to up to 50,000 HOURS. If you can't stand the grow lights that are died after a few months of use, then you can buy our grow light. It is definitely a safe.