Replacement LED in clamshell Multi-Voltage 10 - 30 VDC (works with 12V and 24V) Replacements for popular G4, Bayonet and Festoon bulb base types or with wafer/pin type connections High output SMD 5050 LED's (similar or brighter than comparable halogen or incandescent bulbs) 60% plus more efficient (low amp draw) Low temperature, cool to the touch