Bonlux 0.6m/strip 5W Flexible LED Grow Strip Light Kit, DC12V Red Blue 3:1 Waterproof Plant Growing Bar Light for Indoor Garden Greenhouse Hydroponic Plant Flowers Vegetables Grow [Pack of 4] Pack-4 Bonlux LED Grow Strip Light Kit; Red:Blue=3:1, LEDs/Strip: 35pcs 5050 SMD LEDs(27red + 9 blue); Length: 60cm/2ft, DC12V Input, with DC connector on each strip, include 2A US power adapter & DC extend connector, super easy installtion & ideal for DIY; Wavelength band range: blue light of 445nm / red light of 660nm; Blue light is good for photosynthesis; and help to induce Chlorophyll and Carotenoid, which are necessary for healthy leaves; Red light is best for blooming and fruits; Add light to plants, stipulate their photosynthesis; help plants absorb nutrients, especially some trace elements; shorten the growth cycle; prevent the rampant growth of plants. Perfect for Greenhouse Hydroponics Indoor Plant Flowering Growing