Sunrise Lighting Spiral Bulbs 

The built-in fan and thermostat of the Sunright Lighting compact bulbs cool the built-in electronic ballast for a cooler operating temperature. 

They've got a 6000-hour life expectancy and are made with eco friendly lead-free glass.

Sunrise Lighting compact fluorescents are unique in the fact that they have a standard-sized base so they will screw into any regular household socket.

These bulbs provide a cool spectrum (6500K) that's ideal for vegetative growth, plant cuttings and seedlings. Sunrise Lighting compact fluorescent bulbs can be used vertically, horizontally or any other position you need!

Dimensions:

80 watt: 4-1/2" x 2-1/2" x 9-3/8"
100 watt dimensions: 4-1/2" x 2-1/2" x 10"