This LED lamp emits a wavelength that your potted plants happily absorb. You can easily attach the lamp to the edge of the table with the integrated clip, and it has three different light modes that together promote growth as well as budding and flowering. The grow lamp can also be adjusted in brightness and has both a timer function and adjustable arms. - Suitable for both beginners and cultivation professionals - Promotes growth, budding and flowering - Three adjustable arms, nine different brightness levels and timer Specifications: Color: Black Dimensions: 68x12x7 cm Output colors: Red (630nm) and blue (470nm) Powered by: USB Lamp power: 5V Timer: 3, 9 and 12h Weight: 472 gSuitable for both beginners and cultivation professionals Promotes growth, budding and flowering Three adjustable arms, nine different brightness levels and timer