Compact fluorescents start at 10 watt & go up to 26 watts. From different manufacture they are known as Double Biax,Dulux D or DE, Lynx D, Twin tube with integral starter.The 2 pins have code "D" the 4 pins have "DE".
The 4 pins are high frequency and dimming operation.Suitable for use in emergency lighting products.
For use with external control gear.
Available in extra warm white,warm white,white,cool white, and day light in the 2 pin.
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Compact fluorescent 4 pin 2 tube	Compact fluorescent 2 pin 2 tube