Green LongLife 1010502 LED Replacement Light Bulb with 509T/T5 Wedge base 5 Lumens 12v Cool White (2 per pkg) 100,000 hours life expectancy 12 volt DC 2 x LED Replacement light bulb for bulbs with T5 Wedge base, popularly known as 509T Wedge base Low heat, safe to touch, and instantly bright Energy efficient and eco-friendly