Incredibly long lasting. I wanted to replace the standard bulbs in my standard military issue angle-head flashlights. I bought one of these and a TerraLUX TLE-1F. I put each bulb in a new flashlight with a brand new set of Rayovac alkaline batteries in each, including one with the standard filament bulb to use as a baseline.The results:Standard bulb: 47 hours 20 minutesTerraLUX TLE-1F: 94 hoursDorcy 41-1643: 233 hoursThe Dorcy 41-1643 lasted an amazing amount of time…
30 Lumens Output (as advertized) – Good But Not Great I used this to replace the incandescent bulb (size PR4) in a headlamp. I didn’t want to spend a fortune or the extra bucks to get a new LED headlamp. At the end of the day, I probably should have just bought a new headlamp. The 30 lumens output is clearly stated by Amazon and the manufacturer, so they are not hiding anything. But for working in the dark, 30 lumens of task light is not much. My educated guess is 50 or more would be much better.On the positive side, this is a…
Incredibly long lasting. I wanted to replace the standard bulbs in my standard military issue angle-head flashlights. I bought one of these and a TerraLUX TLE-1F. I put each bulb in a new flashlight with a brand new set of Rayovac alkaline batteries in each, including one with the standard filament bulb to use as a baseline.The results:Standard bulb: 47 hours 20 minutesTerraLUX TLE-1F: 94 hoursDorcy 41-1643: 233 hoursThe Dorcy 41-1643 lasted an amazing amount of time…
30 Lumens Output (as advertized) – Good But Not Great I used this to replace the incandescent bulb (size PR4) in a headlamp. I didn’t want to spend a fortune or the extra bucks to get a new LED headlamp. At the end of the day, I probably should have just bought a new headlamp. The 30 lumens output is clearly stated by Amazon and the manufacturer, so they are not hiding anything. But for working in the dark, 30 lumens of task light is not much. My educated guess is 50 or more would be much better.On the positive side, this is a…
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