Applications: single wire headlight bulbs for innovative 4-headlight systems, with SAE approval VOLTAGE: 12V TYPE: STANDARD BASE (PLINTH): H10 (PY20D) POWER: 42 WATT TYPE OF LIGHT: STANDARD WITH THREAD: 1 THREAD LONG LIFE: NO REINFORCED VERSION (HEAVY DUTY): NO HALOGEN: YES TEST STANDARD: ECE 37 (E1) 25K BLISTER PACKAGING: NO