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High Lumen Emergency T8 18W LED Tube Light 140lm/W CRI>80ra Emergency Time 90 Minutes - China T8 LED Tube, T8 LED Tube Light | Made-in-China.com
48-Inch Linear 17 Watt LED T8 Emergency Tube, Medium Bi-Pin Base
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E2 Lighting LED Emergency T8 Tube, 2FT-9W, with Integrated Battery Backup (5000K) - Amazon.com
E2 Lighting LED Emergency T8 Tube, 2FT-9W, with Integrated Battery Backup (5000K) - Amazon.com