Green Creative's non-dimmable horizontal mount G24 lamp is a Hybrid LED replacement for 2 or 4 pin 13-18 watt G24 CFLs with a magnetic ballast. Supports both magnetic ballast operation and ballast bypass operation at 120V-277V 50/60Hz. -4°F to 95°F ambient temperature.Directly replaces a 13 - 18 watt 2 or 4 pin CFL lampsCompatible with G24d,GX24d, G24q, and GX24q lamps Works with a magnetic CFL ballast (see below) or can run off of line voltage120-277 universal voltageNot suitable for use in enclosed fixturesInstallation for plug 'n play application: Power off the fixtureCarefully remove the installed CFL lamp(s)Verify CFL ID information for compatibility with the LED lampInsert the LED lamp into all open socket(s) within the fixtureTurn power onMagnetic ballast compatibilityPhilips Advance # LC-13-TPPhilips Advance # H-1B13-TP-WPhilips Advance # H-2B13-TP-BLS-MSola # FCF-13-TPKeystone # CC1322MTPBallasts that do not appear on the list above might still be compatible but have not been tested by Green Creative. Do not "hot swap" this lamp. Turn off fixture before replacing existing bulb. If the lamp does not light when the luminaire is turned on, remove the lamp from the luminaire. If the lamp or luminaire exhibits undesirable operation (buzzing, flickering, etc.) immediately turn off power and remove lamp.