#245LED 245 Miniature LED Bulb e10 base, mini screw, 2.46v, .5amp equivalent white light 3800k, Magnifier, Microscope, & Flashlight Bulb. This #245 miniature LED bulb replacement will last up to 30x as long as a standard bulb. Will replace your standard #245 and will not only save you money, but will provide more illumination. LEDs are a much more efficient light source then incandescent bulbs,and will allow your batteries to last up to 5x as long and produce a slightly brighter whiter light saving you money. . Each purchase is for 1 Bulb Please note that with some models you may have to reverse the batteries for the bulb to work in your device.