... O/YWorking environment-20~40°CLighting area90.56M²/3mInner box420×390×140mmGW5.7kg/1pcsCarton box435×435×296mmGW11.56kg/2pcsSpecifications:1. 150W ... be added to enhance vegetative growth , red LEDs are good for promoting the fruiting and flowering stage , our suggestions on ... choose the wavelength and color ratio which is most suitable for your plant growth 6. Built-in cooling system (thermostatically ...