Halco T8EM-48FR17-40BYP-LED-2PK 4 Foot ProLED Emergency Type B T8 Tube 17W 2100Lm 4000K Emergency Battery Back Up 400Lm 2-Pack (82373) backorder714 High-Performance fan ensures rated lamp

High-Performance fan ensures rated lamp life COLOR RENDERING

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Nightstick Replacement Battery For 5560 Series LED Lights (5560-BATT)

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Halco T8EM-48FR17-40BYP-LED-2PK 4 Foot ProLED Emergency Type B T8 Tube 17W 2100Lm 4000K Emergency Battery Back Up 400Lm 2-Pack (82373) backorder714 High-Performance fan ensures rated lampHalco T8EM 48FR17 40BYP LED 2PK 4 Foot ProLED Emergency Type B T8 Tube 17W 2100Lm 4000K Emergency Battery Back Up 400Lm 2 Pack (82373) The Halco Emergency T8 is a 4FT Type B (Ballast Bypass) T8 with a built in back up lithium battery. The Emergency T8 provides the simplest, and most hassle free way to meet safety lighting standards without the expense of separate emergency fixture.