Sunlite® 30320-SU F21T5/835 21W Fluorescent T5 Bulb, Mini Bi-Pin, Neutral White

THE FLUORESCENT 21 WATT 3,500K NEUTRAL WHITE T5 HIGH PERFORMANCE STRAIGHT TUBE FEATURES A MINI BI-PIN BASE, PROVIDES A LIGHT OUTPUT OF 1,900 LUMENS AT A COLOR RENDERING INDEX (CRI) OF 82 AND CAN LAST AN AVERAGE OF 20,000 HOURS. THESE LAMP UTILIZE A SINGLE AND DOUBLE COAT PHOSPHOR SYSTEM. SERIES LAMPS HAVE AN INCREASED CRI DUE TO THE USE OF TRI-PHOSPHORS (RARE EARTH PHOSPHORS). TRI-PHOSPHORS ALSO INCREASE THE LUMENS/WATT OUTPUT OF THE LAMP. THESE SERIES LAMPS OFFER SUPERIOR QUALITY OF LIGHTING, INCREASED ENERGY EFFICIENCIES, AND EXTEND LIFE.