Industry top efficacy and light output - 2.9 μmol/j ;Save 100%-200% on lighting compared to other brands;Reduce HVAC and electricity costs by 50-60%;Make you get 30% Higher Yield compare the traditional lamps, Increases revenue with better quality flower and higher yield(maximize crop yield by growing vertical).Built with the best parts ,Top Bing Samsung & Osram Chip and brand driver for higher efficacy and longer lifespan;Most trustable Full-cycle Sunlike Spectrum with proven result, optimized for rapid growth and complete plant development;Chanels Dimmers, VEG switch , Bloom switch ,UV switch separatly controlled, Freely adjust the lamps according to different growing stages;VEG dimmer to control white light 5000K, one Bloom dimmer to control white light +red light ( 3000K+660nm+730nm), and UV dimmer to control UV 395nm. Plug & Play design, The light bars are 'clip in' and 'clip out' making for super easy assembly and maintenance.Optional Knob and Touch Screen Controller, idea for Group Control (max 100 lamps) &Timing and Dimmable Function.5 Years Warranty, Make sure give you need from a high-quality grow lights – at a price that affordable. For any questions, feel free to e-mail us and we will help you resolve it. Quality backed by our ironclad!!!Different plug outlet options (USA, EU, AU, UK etc) and Voltage options for different countries (120v-240v) We will base it on the country of origin unless specified.