Sonlight AGRO 250W is a high-pressure sodium bulb designed for full-cycle indoor horticulture. The dual-spectrum Agro emission balances red/orange with added blue to support both vegetative growth and flowering. It operates at 250 W on an E40 base and is specified for approximately 80×80 cm grow boxes. The lamp produces warm 2100 K light and is rated for a service life around 28,000 hours. Retail listings recommend a minimum distance of about 35 cm from canopy and use with a compatible HID ballast. Typical output is listed around 35,000 lumens.
