LED MR16 Spotlight 12V 4.5W (370 Lumen - 45 Watt Equivalent) 45 Degree 4000K Cool Super Energy saving replacement for 45 watt Halogen Last up till five times longer than Halogen Shock proof bulb (the bulb will continue working even after a shock to the bulb) No UV and low surface temperature (only generate limited heat!) Replacement Bulb for standard 12V Halogen spotlight (45 watt) White (4000K) 45 Degree beam angle