180-DEGREES WIDE BEAM ANGLE: With 180-degree wide beam angle, the brightness reaches the farthest corners of your room.WIDE OPERATING RANGE: The operating voltage range of this pack of two light bulbs is 100V to 440V AC that makes them apt for spaces with different phase settings. This feature renders it a reliable option for both homes and commercial spaces.HIGH OUTPUT EFFICIENCY: The High Glo LED bulbs emit a high light output of 100 lumens per watt.SURGE PROTECTION: The high-quality LED lamps can withstand a voltage surge up to 4 kV. It makes the products last even when there is fluctuating power supply.NO LEAD OR MERCURY: Step into a greener tomorrow with this pack of two lamps that have no Lead or Mercury. The lamps are good for you, as well as the planet’s health.