Originally Posted by eibeinaka
Not in my experience. I've run a Lumotec DIWA Oval, Secondary E6 light and a taillight since January and have replaced one bulb.
My first Lumotec bulb needed replacement after 9 months of use, and I run the light so it's always on when I pedal. I was impressed.
I paid $6 for it, but the extra $1 was worth the convenience of being able to ride to a store a mile away and come home with it.
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