Exceptional Efficiency with Samsung Chips FC1500 EVO 150W offers a high 2.85 μmol/j efficacy, efficiently converting light into energy for photosynthesis, plants can absorb more energy, leading to robust growth and better yields. Full - Spectrum for Summer Growth Stages This grow light features a well - balanced spectrum. Blue light stimulates early vegetative growth, the enhanced red light, along with 660 - 665 nm wavelengths, accelerates flowering and fruit growing. Remote Control for Convenience Pair it with the iConnect controller (sold separately). With the MarsPro app, you can remotely control the FC1500 EVO via Wi - Fi or Bluetooth. Whether you're on a trip or just away from home, easily adjust light intensity, set schedules, and manage grow plans. No need to be physically present near your grow setup. Perfect for Small - Scale Summer Growing Ideal for small grow tents (around 2x2 ft), rooms, cabinets, or plant shelves. In the UK, where space might be limited, this compact yet powerful light provides 420 μmol/m²/s PPFD, delivering uniform light coverage for plants to thrive throughout the summer growing season. Please note: To enable smart function, need to buy iConnectu smart controller together (For MarsPro App)