Bonlux Medium Screw Base Dc Ac 12v LED Light Bulb for Motor Home Marine Dc Battery Solar Fishing Lamp (5w Warm White) Input Voltage: DC 12V Wattage: 5W Lumens: 450lm for 5W, 650lm for 7W Can be Powered by solar power, Car, Ship, Battery 12v power supply Can be used for car/ ship/ Hiking / Camping / emergency lighting etc.