Features Samsung LM301H EVO LEDs each rated at 3.14 µmol/J PPE, the highest efficiency of LM301B, LM301H, and Bridgelux 3030 chips. Programmed with schedule controls, sunrise/sunset dimming, and 10 brightness levels; UIS™ platform-compatible for WiFi app control. Bar-style fixture with algorithmically spaced diodes optimized for even coverage, deep canopy penetration, and hotspot reduction. Passive cooling LED driver is removable to balance heat dissipation; also supports daisy-chaining with up to 80 grow lights. 3 x 5 ft. Veg. Coverage | 2 x 4 ft. Flower Coverage | Samsung LM301H EVO Chips | 840 Diodes | 280W | 1745 PPFD | ETL Cert. 5021417