Happiness At Home&reg; 	 6V Xenon replacement Bulb For SureFire G2 G60 6P Flashlight P60 D2 Z2 501B 502B 6V Xenon replacement Bulb For SureFire G2 G60 6P Flashlight P60 D2 Z2 501B 502B Mode: 1 Mode Setting. Working Voltage: 3.7 V-6 V. Brightness: 6000 Lux @ 1 Meter under 6 V. Fit SureFire 9P, D3, C3 & Z3etc.