Grimaldi Lighting LED Bulb, Appliance Bulb For Refrigerators & Freezers, 200 Lumens, 2 Watts, 2 Pack, DayLight White (6000K), T20 Style Bulb, Intermediate (E17) Base, 25W Equivalent 2 Pack, 2 Watts, Day Light White (6000K), 200 Lumens An T20 style bulb is relatively small (20MM x 45MM - ~80IN X ~1.8IN). Also referred to as T6 (non-metric units). The bulb base is the hard to find intermmediate (E17). This bulb has an ingress protection rating of IP65 which makes it suitable for damp locations, including refrigerators and freezers. This bulb is not compatible with X10 home automation systems.