The SF-GlowR80 Deep Red Spectrum Supplemental LED Grow Light (650-665nm) is crucial for enhancing photosynthesis in plants during flowering and fruiting, promoting robust growth. With features like an IP65 Waterproof Transparent Lampshade, Digital Programmable Timer, and daisy chain design, multiple Installation Methods，users can effortlessly connect and optimize installations for maximum yield of flower buds and crops. Wattage – 80W (40W Each Light Bar; 2 pcs) Light size: 3.22ft*0.15ft*0.12ft (1PCS) Max Daisy Chain Number: 8 Single Bars (110V)/ 16 Single Bars (220V) GlowR80 is Suitable for above 500W light as a reference. (SE7000/G8600/G1000W/ SE1000W), it can also be horizontally or vertically hung separately for any grow space. Designed to fit most lights for added safety and ease of use. SF-GlowR80 User Manual