1651 LED Bulb for lantern's. Vibration resistant so you do not have to worry about broken glass or a damaged filament. Up to 320 Lumen output 360 degree illumination. This lamp is comparable to the Mean Spherical Candlepower MSCP. The filament design is C-6. The base is Single Contact Bayonet BA15S. Drop in replacement for #1651. The shape fits within the standard S8 size so you should not have worry about fit if the current size is S8. Operates at 5 volts used for lanterns and solar. Long life up to 30,000 hours. The Lumen output is 30 Lumen. The bulb is available in White 6000 Kelvin and Warm white 3000 Kelvin. Comparable to a 20 to 30 Watt incandescent bulb. Solid state nothing can easily break when you are camping, 4 wheeling, hunting, fishing and boating. Great for off the grid since there is no worry of a broken filament. Will be ready to go when you need it. Uses about 80% less power than a incandescent so the lantern or battery will last 80% to 90% longer. Works AC non polarity. Works great for devices that need a 1651. operates from 4.5V to 6V.