This item with 20pcs LED (16 Red light & 4 Blue light) is suitable for stimulating grow of plants that are cultivated both soil and hydroponic methods.Features:20pcs LED (16 Red light & 4 Blue light)， without UV and IR radiation，saving power.Blue light contributes to plant photosynthesis， promoting growth， protein synthesis and fruit development.Red light promotes rhizome growth， blossoming and bearing fruit， extending flowering phase and increasing output.Protection grade of IP65 and metal housing ensure long service life.Ultra thin shell design， with a metal handle on the back， easy to hang on ceiling or carry along.Suitable for stimulating grow of plants that are cultivated with either soil or hydroponic method.Specifications:Voltage: 85-265V  Power: 20WLight angle: 120°Material:AluminumLED quantity: 20 pieces (4 blue & 16 red)LED wavelength: 650-660NM(red)， 440-450NM(blue)Waterproof level: IP65Service life: 50，000 hoursProduct size: Approx.18.0 * 14.0 * 4.0cm / 7.1 * 5.5 * 1.6inProduct weight: 631g / 1.39lbPackage size: 19.5 * 14.5 * 5.0cm /7.7 * 5.7 * 2.0inPackage weight: 679g / 1.49lbPackage List:1 * LED Grow Light