Input Voltage: 12V DC, Power: 3 Watts, Color: White 7000K, Luminous Flux: 400Lum, LED Chips: COB 24-SMD Beam Angle: 360 degree. Wide Application: This rv light bulbs can replacement for RV Ceiling Dome Light/ RV Interior Lighting /Travel Trailer /Camper/ Boat /Yard light/ Tail light/Corner light/Stop light/Parking light/Side marker and Backup lights.( Please make sure the polarity is correct, otherwise it will not work properly ). Energy-saving: The rv light bulbs is easy to install. Built-in intelligent IC driver for better performance. Using high-quality aluminum substrate design, better heat dissipation, corrosion resistance, extended service life high and temperature resistance, protect the original car power supply line, slow down the line aging. Three times brighter than halogen bulb but requires only 1/3 of the power consumption . Buy with Confidence: If you are using this 1156 led bulb to replace the Turn Signal light, , you may need to add a pair of load resistors to prevent hyper/error flashing or malfunction problem ,depending on your vehicle electric circuit. Package Includes: 1 PCS LED Bulb