Which AA Battery Last the Longest?

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Uploaded by on Jan 21, 2010

Bryson Kimura's Science Project to determine which AA battery lasts the longest with 5 identical flashlights.

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Education

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  • YES! Energizer lasted the longest!

    I was going to be very upset if I found out that little drummer bunny had been lying to me my whole life.

  • I just bought Duracell AA for my mouse-I play Company of Heroes and need long lasting batteries. I went through 10 pound store AAs in a month. I attribute all my COH losses to AA failure and having taken an arrow in the knee on my way to buy the batteries. Does anyone have a similar story?

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  • @KIKOSUAVE Well, if you're smart enough, which I highly doubt...you would know that the conditions on how the batteries were stored, handled, and the freshness will have an effect on its performance. Overall, the battery brand that can last longer on average compared to others can be concluded to be more superior. Energizer and Duracell in this case. I suggest you quit trying to look smart, it is really pathetic.

  • @Blitz4000 I find it funny and curious that the same experiment done multiple times have different results. But Blitz4000 seems to know the voltage of the batteries & voltage rating of the bulbs, the composition of the flashlights and batteries . He must work for the heavy duty brand. Prove me wrong, then talk , two comments down duracell lasted longer for @zmubi. Speak when spoken to.

  • @KIKOSUAVE The only concern here is the voltage rating of the bulbs and how long those batteries can make those bulbs stay lit. The other crap you mentioned is irrelevant and questioning the electrical contact points is like questioning the quality of the battery itself. You moron! Think before you speak!

  • so what exactly is the control in this video experiment , I know you used the same flashlight brand which you prob went to the dollar store to buy. Here's my problem with this experiment these flashlights obviously deviate in materials lens thickness , metal , including the contacts. Those flashlights although looking very similar could be very different , infact the reason why they ended up in the dollar store in the first place .

  • i have an old toy that make noise randomly for the last 20 year is still have that damm old energizer battery

  • Duracell lasted longer in my project

  • Which ones should I get for my beats by dre  studios? Plz respond

  • Prolly rigged it for energizer to win haha

    I'll bet he left the duracell light on for an hour befor starting lol

  • I did this test. It was duracell. I even used those same flashlights.

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