An extraordinary mix of stuff:
INNORI 12000mAh Portable Car Jump Starte... Reply w/ #AmazonBasket to add this http://www.amazon.co.uk/dp/B00JPXH3J4/ref=cm_sw_r_tw_dp_T3ziub1NQ6HPA via @AmazonUK
http://www.banggood.com/GeatWall-2112-RC-Car-Parts-Replaceable-Lipo-Battery-p-934496.html
BLACK POINTER KNOB WITH CENTRAL LINE IN WHITE http://r.ebay.com/TV4AZF
Innori Facebook page: https://www.facebook.com/innori.offical

By Julian

Youtuber, shed dweller, solar charge controller aficionado

13 thoughts on “Postbag #20: car jump starter, 600mah lipo, pointer knob”
  1. Avataaar/Circle Created with python_avatars Steve Fox says:

    The XT60 is officially a 60A connector but in the RC world we regularly exceed that draw by a significant amount.

    My 450 size quadcopter is not by any means the most current thirsty out there and I pull just over 90A at full throttle, there are quads that pull substantially more current than that ๐Ÿ™‚

    I have a large scale fixed wing which also pulls substantial current at full throttle @ 82A, full throttle on that is something which unlike a quad is often sustained for extended periods and the connector handles it just fine.

    I'm not sure what I think about lipo powered car starters, whilst lipos have a large energy density and can deliver massive current, they should not be left fully charged and should be stored at 65% or 3.85v per cell otherwise they sustain rapid degradation and internal resistance buildup, a car starter you need to charge before you use it isn't much use for sudden need cases!

    A lead acid might not be as small or hold the capacity per cc of space taken up but they can and should be stored fully charged and can still deliver substantial current albeit for a shorter period of time.

  2. Avataaar/Circle Created with python_avatars SKYGuy says:

    I wanna know how to build one of these jump starters with eBay components and a little bit of soldering

  3. Avataaar/Circle Created with python_avatars Greyson Clark says:

    looks like that thing would kick ass on a motorcycle

  4. Avataaar/Circle Created with python_avatars ELECTROHAXZ says:

    Where is your review on the jumpstarter?

  5. Avataaar/Circle Created with python_avatars MrBanzoid says:

    Ahhhh the good old chicken head knobs – I love them – very retro!

  6. Avataaar/Circle Created with python_avatars fabts4 says:

    Did you end up testing the car jump starter then?

  7. Avataaar/Circle Created with python_avatars TheDuoSolution says:

    If you by a 12ah lipo battery from china just multiply it by 0.6789
    Then you have the correct amp
    (In thaiwan its 0.6345)

  8. Avataaar/Circle Created with python_avatars Poptart McJelly says:

    You should consider getting a Li-Ion battery instead of a Li-Po because Li-Ions have 50% higher energy density, thus you can make em 50% smaller than what a Li-Po would be.

  9. Avataaar/Circle Created with python_avatars SED71 says:

    it would be an rc 11.1 3s lipo verrry high curent discharge

  10. Avataaar/Circle Created with python_avatars SED71 says:

    awesome stuff!

  11. Avataaar/Circle Created with python_avatars ForViewingOnly says:

    Incredibleย that this small lithium batteryย jump starterย could produce enough current to start a car! Hope you can do a teardown & explanation Julian.
    Would the jump starter contain Li-Po batteries rather than Li-Ion? From my limited understanding, Li-Po batteries are used for high current applications, quicker discharge applications.ย Also, how dangerous are Li-Po batteries really? Some RC Model forums tell stories of batteries spontaneously combusting, and people storing them in metal boxes when not in use.
    In fact, can anybody recommend a link for learning about the difference between Li-Ion and Li-Po batteries… there's so much conflicting information out there that it's hard to separate the wheat from the chaff!

  12. Avataaar/Circle Created with python_avatars Flash001USA says:

    10 AWG is rated at around 15 amps. What they are doing is using the power pack to work in unison with the car battery. If you have a dead battery that has lost it's ability to hold any current it probably will not crank the car.

  13. Avataaar/Circle Created with python_avatars Bubba says:

    I am glad you got that mini jumper battery, I was going to suggest you get one after I watched your last power bank video :-). I hope you give it a thorough review, capacity tests too, maybe even open it up? Do you think it would be possible to hook 4 of them, in series to use as a 48v electric bike battery?

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