... is encapsulated by high efficiency and latest heat dissipation structure. 2, High luminous efficiency, life-span reaches 50000 hours 3, Lower ... , Shake-proof, energy-saving, environment-friendly. 6,The power of one part: 4*1.5W7,Supply Voltage : DC10-16V8, Luminous Flux ... grade IP68, good for underwater boat lights Application Picture: 6w led replacement BAY15D bulbs with 4pcs multi-chips