Megaphoton 45w red/blue spectrum led grow lighting for hobby plant market A part: product data 1, Model No.: ML-TD45w 2, Power: 45w 3, Working voltage: 100-240v or 100-277v 4, Frequency:50/60hz 5, System efficiency: 2.2umol/J 6, Flux: 230umol/s 7, Power factor: >0.95 8, Lifetime: 50, 000hrs 9, LED chip: Taiwan epileds brand or as your requirement. 10, Dimension: L310x W310 x H35mm 11, Warranty: 3 years 12, ip rate: IP42 13, spectrum: red: 660-665nm, blue: 450-460nm. Spectrum aslo accept customized. 14, shell material: abs with coating 15, covering area: max. 4x4ft at 3ft height 16, suggested distance: 1-3ft 17, suggested work time: 10-16 hours per day 18, working temperature: -2-50 degree 19, application:for hydroponics and hobby plants B part: company introduction Megaphoton is a horticultural lighting manufacturer in china, who is professional in developing and producing these items, such as 600w/1000w mh/hps ballst & lighting and led grow lighting as well. Factory covering area is about 50, 000 square meter. Passed ul, cul, fcc, ce, rosh and iso etc. We have been in this field in more than 10 years. You may go to our website to check more details or contact senior sales: jair