FULL SPECTRUM Grow light with 3 Light Modes, including red light, blue light & red+blue on, offer full spectrum from 380nm up to 800nm from which plant can absorb all lights it needs. which can be applied to various growth stages of indoor plants. (Adapter Not Included) TIMER & AUTO On/ OffPlant grow lights can be set 3,9,12 hours timer, bring enough brightness to your indoor plants. Besides, equip with auto on/off function, there is no worry about your plant lack of lighting when you go outsides or travel. When set up, indoor plant lamp will auto keep 3/9/12H ON and 21/15/12H OFF each 24 hour period once timer activated. (NOTE: The function need the power always on); 9 BRIGHTNESS DIMMABLE LED growing lamp provide 9 brightness level from 20% to 100%. Which can promotes the growth of plant leaves, synthesis, prolongs the flowering stage and can apply for whole growth circle of different plants. STABLE CLAMP & ADJUSTABLE GOOSENECKThe clip grow light has a strong