Description 18 Watt - pin-based Compact Fluorescent - 3500K - 82 CRI - GX24q-2 (4-Pin) base Product Specification Average Life (Hours) 15000 Base GX24q-2 Brightness / Lumens 1200 CA Prop 65 Lead CA Web Text Non-Compliant Color Temperature (Kelvin) 3500K Color Temperature Scale Country of Origin China Dimension (Inches) L: 4.59 x DIA: 2.0 Finish White Operating Temp Ballast Dependent SDS class CFL_Pin_Based_Lamp Tariff Code 8539.31.0050 Technology Compact Fluorescent UNSPSC 39101619.0 Volts 120V Warranty 2 Year Limited Watts 18W Weight Lb. 0.14 Warranty Information Standard Manufacturer's Limited Warranty