couple of questions

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AgentAnia

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Hi foenixphyre and welcome to the forum! As far as I know, there should be no problem at all using your battery at less than full charge. (New batteries almost always come partially charged, and I've used them right out of the box without problem.)

As far as temperature goes, I live in the tropics and use a passthrough in the car. Have left it there while shopping for several hours, and believe me, down here the car gets plenty hot in just a few minutes. Have never had problems with the passthrough at those times. I don't, however, leave it in the car for days at a time when I'm at home. So I guess it depends on how often your factory hits 100 and for how long.

Maybe other people here with more scientific experience (or experience in hot factories!) will be able to contribute. I hope this will help at least a little... :)
 

Coulson

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Hi foenixphyre and welcome to the forum! As far as I know, there should be no problem at all using your battery at less than full charge. (New batteries almost always come partially charged, and I've used them right out of the box without problem.)

Hello and Welcome!
Not a problem with the charge. It just wont last you as long. But the heat... It is still a battery. They can explode in extreme or direct heat/sunlight. Your pocket should be fine but remain conscience of it. If your pocket is getting hot... LOOK OUT! hahaha! no you should be fine. Watch out for juice leaking though. Too hot and the juice thins a little and can leak.
 

Choc_Addic

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Have left it there while shopping for several hours, and believe me, down here the car gets plenty hot in just a few minutes. Have never had problems with the passthrough at those times.
There have been explosions and car catching fire for leaving battery charging in the car unattended. Be careful. You may end up loosing your car.
 

mkbilbo

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I was thinking the heat in a closed up car is probably hotter but ive read heat can reduce the lifespan of the battery. I'm pretty happy with it so far but its only two days old previously I had a cheap ecig, also refillable, but I was burning thru tanks so quickly I decided to upgrade I cape a lot more then I smoked it seems.

I think your thinking is right. The temp in a closed car, especially in summer, can get way higher than 100. I wouldn't leave a battery in the car. Especially me. In Texas. In the summer. And it was a 101 outside today. Not even in a factory. Just outside. Oof.

And around 100 (ish) isn't actually that bad. Lithium ion batteries don't like really high heat but they're not so touchy they explode at the drop of hat. Dangerous temps for them are actually higher than humans can deal with. Um... what I can find is they're generally rated up to 140 degrees. A dangerous temp for them would actually get you first. Humans don't do well over 110 - 120.

You carry a cell phone? Same batteries. Lithium ions are used all over these days. All our rechargeable widgets. Cell phones, mp3 music players, tablet computers, laptops, you name it. Probably you and just about everybody has been carrying a cell at work and never thought twice about it.

The lifespan could be shortened some by the higher heat but I doubt it would be something all that noticeable. A lot of the common eGo batteries are listed as being good for around 300 charge cycles. Roughly a year being charged once a day. But that rating can't be exact for each and every battery. If one fails at 11 months and the other at 13 months, who could tell why eh?

Anyway, smoking can shorten your lifespan. A little shorter battery life is probably worth it. :)

(Heh. One of the subjects I tend to get ranting about is the battery thing. While vaping is fairly new, lithium ion batteries aren't. People have been carrying lithium ions all over the place for years without giving it a second thought. Sometimes, even here on ECF, you see debates about charging your batteries overnight. I tend to pop in and say, "Betcha you all charge your cells overnight doncha?" :) Well, people do. And, yeah, cell phones sometimes overheat and "explode". Burst actually. It's not an actual explosion. But it's pretty close sometimes. Still, for the millions in use, the number of incidents is extremely small. I mean "count on one hand" small.)
 
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jclifford

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great info mkbilbo,
I would like to add that all manufacturers recommend to fully charge your LI ION cells prior to first usage. (I am not sure why). They are shipped in a "storage" mode at approximately 3.7 volts. I have heard of shortened life span when not fully charged first time out. This is not just ecig manufacturer but most of the manufacturers of lithium powered devices. (e.g., Apple, Futaba, JR)
 

mkbilbo

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Unattended E-Cigarette Explodes, Car Burns - Vape Squad

I searched "exploding ecig battery" and there are many incidents of it. I advice against leaving battery charging unattended any where.

Not in the car, nor in the house.. If you are not there , don't leave it on a charger.

Yeah but do a search for "exploding cell phone" while you're at it.

Seriously. The batteries used in e-cigs are lithium ion. The exact same kind of battery used in cell phones, tablets like the iPad and the Kindle and the rest, the iPod and other music players, laptop computers... oh, electric cars and hybrids too. It is possible for any and all of those devices to overheat and catch fire. And no more likely nor less likely than the e-cig.

Ah, here's an interesting bit: Chuck Schumer: Watch out for exploding cell phone batteries. - NY Daily News.

"Since 2011, the Consumer Product Safety Commission has documented over 60 incidents of phone batteries smoking, catching fire, expanding or exploding, including one occurrence of a battery exploding in a Texas man's ear, Schumer noted."

But that's 60 incidents over two years with over 300 million phones in use (see: List of countries by number of mobile phones in use - Wikipedia, the free encyclopedia). That is to say, the odds are so tiny, you have a better chance of being hit by a meteor.

Yes, lithium is a volatile metal. If it were inert, it wouldn't make good batteries. You should exercise care with lithium ion batteries but the tech is pretty solid now days and unless you're buying the uber cheap knock offs, you have much better odds winning the lottery than you have of ever seeing a battery go up.

And anything that is true for the care of e-cig batteries is also true for every other lithium ion battery you have. If you don't believe me, take a look at the battery in your cell right now. I can tell you without seeing it that it's a 3.7v lithium ion. Same as my Twists. The only difference being form factor and mAh capacity.

Further, the charge is controlled by chips that are mass produced now. These batteries are common on the order of millions upon millions (just the count of active cell phones in the US is greater than the US population), the charging chips are pretty much the same in most devices. They're "off the shelf" parts.

So if you can't charge your e-cig overnight, you cannot charge your cell phone, iPad, iPod, laptop, you name it, either.

Now, wanna see a laptop burst into flames? It's the first part of this clip:

[url]http://www.youtube.com/watch?v=j4DlUUZxFvs[/URL].

(And, remember, they're called "lap tops" because people set them in their laps. Right on top of their, ahem, delicate organs.)
 

mkbilbo

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great info mkbilbo,
I would like to add that all manufacturers recommend to fully charge your LI ION cells prior to first usage. (I am not sure why). They are shipped in a "storage" mode at approximately 3.7 volts. I have heard of shortened life span when not fully charged first time out. This is not just ecig manufacturer but most of the manufacturers of lithium powered devices. (e.g., Apple, Futaba, JR)

Probably this:

"Battery manufacturers ship batteries with a 40 percent charge. The low charge state reduces aging-related stress while allowing some self-discharge during storage. To minimize the current flow for the protection circuit before the battery is sold, advanced Li-ion packs feature a sleep mode that disables the protection circuit until activated by a brief charge or discharge. Once engaged, the battery remains operational and the on state can no longer be switched back to the standby mode."

Charging Lithium-Ion Batteries.

So, actually, you switch off the "sleep mode" and activate the protection system by charging or using the battery once you get it. I suspect they're actually more worried that a partially charged battery won't last all that long and you'll insist it's defective. :)

But the upshot is unless you're doing your own mods (and if you are, you should know a great deal more about Li-ion batteries than even I do off hand), the batteries, chargers, and devices (like your cell) have standardized circuits that deal with all the ins and outs for you. Basically, just don't be stupid. All batteries can burn if left in a closed up car in the sun. Okay, well, your car's battery under the hood is built to handle high heat given it sits next to the engine. Though they also can catch fire. And I've seen the resulting car fires. Not. Pretty. Still, it's rare. Very rare.

And, yeah, I don't charge anything (like iPad or Twists or such) if I'm not at home. I have a good, solid, regularly tested smoke detector and a fire extinguisher next to the circuit breakers. On the off chance a rare battery crap out happens, I can deal with it. If I'm not here, not so much.

Still. The fire that almost took out my entire community in 2011 started with a downed power line three miles from my house. There's a limit to how much any of us can control in terms of fire danger. I mean, unless you can convince the power company to power down your entire town while you're not home?

(Of course, then, you wouldn't have anywhere to go since it'd be a black out. So... huh?)
 

Faylool

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I've heard that softened life span as shortened memory but also heard this is no longer true with todays batteries. Is this true? Like its best to charge and and drain to low instead of constantly topping off. An old boyfrIend used to be fanatical about not hanging the phone up on the charger until it was low. I think this is a hassle and hope its not true.on y eRolltypes or ego types I top off a lot. Somebody explain this?
 

mkbilbo

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I've heard that softened life span as shortened memory but also heard this is no longer true with todays batteries. Is this true? Like its best to charge and and drain to low instead of constantly topping off. An old boyfrIend used to be fanatical about not hanging the phone up on the charger until it was low. I think this is a hassle and hope its not true.on y eRolltypes or ego types I top off a lot. Somebody explain this?

Nah, that's the old ni-cad battery. And even then, I saw people arguing both sides of that "debate" and just gave up. :)

The lithium ion (the most common rechargeable today) is a whole other critter. Better in a lot of ways. And now we've gotten so good at miniaturizing chips that inexpensive, tiny charge and control chips are all over the place. They manage most everything about the battery for you. Such as Li-ion batteries should not be discharged fully. But you never will do that because the control chip cuts the power off before you can use that last bit of power. When your eGo cuts off and the LED does the "charge me" blinky, there's actually still charge in the battery. The chip cuts you off before you can hurt the battery.

I wouldn't worry about it. Just enjoy your vape. Even if there are ways to make a battery last a little bit longer, how much effort is it worth? So maybe you could get 18 months out of a battery instead of 16. Whoopee?

Heh. Hate to tell your ex but I have a cell phone I reactivated (to save money) which is a good six years old now. For about two years, put the thing on the charger at night, took it off the charger in the morning, never bothered with how much charge it had or didn't have. Then it was stored for a good four years.

Still have the original battery and it still works. I kept it as a back up. It doesn't hold a charge as long as the new one but it still works decently enough to serve as a back up battery.

You know what I think people should really worry about? Lithium ion batteries quite literally out number us. There are, for example, more cell phones in use in the US than there are people (I have no idea why anybody has more than one but they obviously do).

How many of those batteries end up in landfills leaking metals into the water table?

That's something we might want to worry about...
 
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