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- Jan 14, 2011
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I designed and built this driver. It should not be having an issue with cooling.
So you're saying that charging the batteries fixes the issue for 30 seconds to a minute, but then it starts to fade again. That implies that it's certainly the batteries. UltraFire batteries are notoriously pieces of crap, so you're probably not going to get much out of them.
So you're saying that charging the batteries fixes the issue for 30 seconds to a minute, but then it starts to fade again. That implies that it's certainly the batteries. UltraFire batteries are notoriously pieces of crap, so you're probably not going to get much out of them.