This Osram 9 watt Double tube fluorescent bulb has a voltage of 120, a rated life of 10000 hours and a base of G23-2. The color temperature is 3500k, color rendering index is 82 and the lumens is 525. It's diameter is 0.50 inches and has a 2-pin base.

Abbreviation Name	CF9DD/835/ECO
Base	G23-2
Bulb Type	Fluorescent Bulbs
Color Rendering Index (CRI)	82
Color Temperature (K)	3500K
Diameter (in)	0.50
Energy Saver	yes
Luminous Flux (LM)	525
Maximum Overall Length (in)	4.3
Rated Life (Hours)	10000
Shape	Double Tube 2-PIN
Voltage (V)	120V
Wattage (W)	9W