SANSI Grow Light Bulb with COC Technology, Full Spectrum Grow Lamp with Optical Lens for High PPFD, Perfect for Seeding and Growing of Indoor Plants, Flowers and Garden. SANSI Grow Light Bulb Full Spectrum, High PPFD 40W (600 Watt Equiv) with Optical Lens, Auto On Off, Energy Saving Plant Light Bulb with E27 Base for Indoor Plants.
eBay