Feature●✅ Plug N Play: Directly Replace WT21W WTY21W 4527 Halogen Bulbs. Non-polarity; NO Radio Interference●✅ Bright and Vivid Color: 1800LM Each Bulb; 6000k Xenon White●✅ Solid Design and Long-Lasting: IP65 Weatherproof and Shock Proof; Last Up to 20,000 hours at 25°C●✅Save Energy: 7W Each Bulb; 3 Times Brightness at 1/5 Power Consumption●✅1 Year WarrantyDescription