Attention: This is a 12V led pool light bulb, not fit for 120V. This is a Ocean Blue 12v LED lamp,specifically designed to replace incandescent or halogen bulbs in swimming pool underwater light fixture, such as Amerlite 784 Series.Replacing a pool light bulb is not a difficult process; just a little screwdriver work and a rubber gasket there. This light bulb on the market are LED lights. LED are the most energy efficient light available for your pool. They are available in several different options. LED bulbs are available as a replacement for incandescent lighting, they will stay longer and will use considerably less energy. Specification : Input Voltage : AC/DC 12V Wattage: 36Watt Base type: E26/E27 Color: Ocean Blue Diameter: 6.7 inches; Length: 5.3 inches Energy efficiency class: A ++ Certification: CE, RoHs, FCC Service: 12 months free replacement ? Attention: 1. The lamp itself not waterproof, you should use your pentair or hayward cover to install it under the water. 2. This Bulb input Voltage is 12V AC/DC, do not directly connected your 110V or 120V Power. 3. This is a pool bulb, do not fit your small spa. No remote control need. 4. Please don't forget to make a new gasket to avoid leakage. Package Includes 1× Blue LED lamp 1× User Guide Attention: 12v pool bulb is not fit for 120V bulb system. When bulb is not working, please check the connected place. This is PAR56 pool bulb, is not fit for small spa.