The Valterra Multidirectional LED Tower Bulb is super energy efficient with 90% less power draw and 60% less heat.• Replacement for 906 and 921 bulbs• Lasts 50, 000 hours• Protection against voltage spikes and surges• Fully dimmable• Not polarity sensitive, so easily installs with no wiring adaptions• Bright color tones• 215 lumens• 18-watt equivalent• 6-pack Fully dimmable with bright color tones Not polarity sensitive so it easily installs with no wiring adaptions 215 lumens | Valterra 906/921 Multidirectional LED Tower Bulb, 6-Pack