Emergency Exit Lights LED Wedge Base Replaces 908, 909, 927, 939 Miniature Bulb 6V DC - Cool White Features latest Ultra compact UC chips, Dont Confuse with 5050 Chips Extend Your Battery Life by nearly 4 times if compared to 6W and higher Halogen Bulbs. 6V DC, perfect replacement for Miniature Halogen Bulbs for Emergency Lighting Replaces 908, 909, 927, 939 Wedge Base Halogen Bulbs Uses only 1.65W and replaces 10W standard Halogen Bulb with 85% Lower Heat.