2-Pack E27 50W 500SMD LED Growing Lamps Light Bulbs for Hydroponic Plants Flowers Vegetables Greenhouse Lighting System (50W 500SMD*2-F White)

Description

How dose the specific wavelength work: * Blue(wavelength: 400nm ~ 520nm): Help plants grow * Red(wavelength: 610nm ~ 720nm): Help plants sprout and flowering , and is the key for flowering plants * IR(wavelength: 730nm): IR can help plants grow; UV(wavelength: 380nm): UV can help plants grow and kill insects. But they are very harmful to human beings, so we kindly suggest you do not use IR or UV in your grow lights, but we can add 1 or 2 pieces if you really need it in a specific situation . * Best lighting time: 8-12hrs Specification: Item type: led grow lights Size: 170x140mm Product weight: 230g Wattage: 50W Number of LED: 500 leds material: Plastic Rated Hours: 50,000 Wavelength : Red 660nm;Blue 445nm Body temperature: less than 60°C Worldwide Voltage: AC : 85~265V Certification: CCC,CE,FCC,RoHS Package list: 2* led growing lamp