cciyu 4 Pack Warm White T3 Neo Wedge Halogen Bulb Replacement fit for A/C Climate Control Light 12V Diameter: 8mm Base diameter Flat Top Bulb.LED Type: T3 Neo Wedge Halogen Light Bulbs. Compatible socket bulb number: T3 - 39397-SA5-003, 35852-SEP-A02, 35853-SDA-A01. Low Power Consumption and Low Temperature. Long-lasting Life - 50000 working hours Application: for replacing Climate Control, HVAC control light bulbs. Please NOTE: If the LED does not light up, simply Rotating it 180 degrees (reverse the polarity)