RV LIGHTING Eco-LED Cold White Tower Mounted LED G4 Bulb (TG4-CW24) 24 SMD 3014 LEDs in COLD WHITE (6000K-6500K) Main bulb entirely covered by a silicon coat to reflect light evenly. LED replacement for 12V DC halogen bulbs parts # JC10W and/or G4. Uses constant current mode, giving a constant brightness, no matter the voltage variation. Designed to last &gt;50,000 hoursan overvoltage protection preserves efficiency throughout its lifetime.