Energy Saving Florescent Bulb. Six times longer life then a regular bulb. Uses standard screw type socket. Intant on. Low heat emission. Natural and comfortable light. We will ship the 15 Watt unless the customer indicates a different size. Comparison Chart: 11Watt=50Watt 13Watt=60Watt 15Watt=70Watt 18Watt=85Watt 20Watt=100Watt
Halogen Bulb. 300Watts With Double Ends.