EiKO 05415 Model SP27/50K Spiral Shaped Light Bulb, 120 Voltage Rating, 26 Watts, 430 mA, 65 Lumens per Watt, Medium Screw (E26) Base, 5.08"/129mm MOL, 2.13"/54mm MOD, 1.6mg Mercury Content, Amalgam HG Form 120 Voltage Rating, 26 Watts, 430 mA 65 Lumens per Watt, Medium Screw (E26) Base 5.08"/129mm MOL, 2.13"/54mm MOD 1.6mg Mercury Content, Amalgam HG Form 1700 Approx Initial Lumens, CT deg K 5000