<ul><li>***This Is Not a Plug-and-Play Type***: You must disconnect ballast and do fixture rewiring if you had fluorescent bulb in your fixture. The installation manual is attached as the 2nd photo at the left upper corner of this product page. Please review it before buying.</li><li>Actual length 11-7/8" including pins: Replace bulbs with actual length from 11-13/16" to full 12''!</li><li>Instant-On Daylight 6000K to replace 120V standard 12" F8T5 CFLs</li><li>Rotatable: light forwarding angle can be adjusted by +-90 degrees to fit any light fixture!</li><li>GREEN ECO FRIENDLY + SIGNIFICANT ENERGY SAVING + LONG LIFETIME: no flickering, no UV light, no buzzing ballast, no hazardous materials + Saving ~50% electricity + Lifetime>50,000hrs & 3-Year Warranty</li></ul><br><br>This is a double-end input T5 12" LED tube light with 4W total input power to replace 8W energy-saving fluorescent F8T5. It is not dimmable and works at 110/120VAC. The installation is easy, please make sure that the LED Tubes must be directly wired to your 110/120VAC house current from the two input ends on both sides without the use of a ballast or starter. ****Please read the manual and description carefully before making any purchasing. We assume that each buyer has read them and known how to wire this type LED tube lamp ! ****

Fulight Type B & Rotatable F8T5/D LED Tube Light - 12-Inch(11-7/8-Inch Including Pins) 1FT 4W (8W Equivalent), Daylight 6000K, Double-End Powered, Frosted Cover- 110/120VAC (Not a Plug-and-Play)