LED MR16 Spotlight 12V 4W (440 Lumen - 50 Watt Equivalent) 7000K Cool 45 Degree Beam angle Super Energy saving replacement for 50 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 (50 watt) Cool White (7000K) 45 Degree beam angle