Compatibility: DE3175 led bulbs fit for 31mm 32mm 33mm DE3175, DE3021, DE3022, 3021, 3022, 3175 bulbs. Easy Installation: The DE3175 LED Light bulb is easy to install, just plug and play! Vibration resistant, energy-saving, low power consumption to reach a long LED bulb life up to 50,000 hours.
eBay