A SES screw fitting, 15 watts and 97 lumens, this incandescent bulb will light up the inside of your oven so your culinary creations always take the spotlight. Pack of 1. 15 watts. SES fitting. Energy efficient. Can be used with a dimmer switch. Colour rendering index 100 - this is a scale from 0 to 100% indicating how accurate a light source is at rendering colour. The higher the better. Colour temperature 2200K. 1 pf. Rated luminous flux 97 lumens. This is a measure of light and indicates the power of the light emitted. Rated lamp life 1000hrs. Number of switches 4000.