Who got their LD01 Stainless Steel?

I'd say it is just that this matter is settled. If you use Lithium-Ion cells in your LD01 or L0D you are on your own. The device was not designed to use these cells and the Manufacturer does not condone it.

Rant follows!

If you really understand the risks then you can make your own decision. Just don't tell others to do it without informing them of all the facts.

I love Li-Ion 18650 cells, but of course I would only use them in devices that were designed for them, and I understand the protection circuit can help in charging situations and in the case of a faulty flashlight or other external system shorting the cell, or otherwise exposing it to a load small enough to exceed the safe current rating for the cell. If you use cells that exceed the Vin of a device you risk that device failing which could cause an excessive current draw, on an unprotected sell like the 10440 that could be a very bad situation. Even in lights designed for the Vin, electronics do fail.

Now I will make a note on the protected 18650. I realize that if the cell was to be physically damaged, punctured, compressed, etc. or other external event caused a significant temperature rise, like a fire, or light with poor heat dissapation, the protection circuit would not be any help. The cell could potentially explode and/or enflame at significant temperature.

So I'll also state that one needs to be careful with Li-Ion cells. They are working on several safer cell chemestries, and some of those are now on the market, and many more are being tested.

Any one that wants more information can visit the Electronics/Battery forum. Have fun!! Li-Ion is an amazing power source, use as directed!

End Rant! :caution::caution:
 
As i recall, many people used to run their L0D on 10440 batteries and were very happy with it. Why the sudden issue with LD01?

Is there 2 versions of the LD01? One which loses its multi levels with 10440 and another which supports 10440?
 
As i recall, many people used to run their L0D on 10440 batteries and were very happy with it. Why the sudden issue with LD01?

Is there 2 versions of the LD01? One which loses its multi levels with 10440 and another which supports 10440?

There is no model of either the LD01 or the LOD which is recommended for 10440 use.

However, when used with 10440 cells (at your own risk), both models retain all modes.
 
As i recall, many people used to run their L0D on 10440 batteries and were very happy with it. Why the sudden issue with LD01?

Is there 2 versions of the LD01? One which loses its multi levels with 10440 and another which supports 10440?

As mentioned above there is no sudden issue. They are happy doing something potentialy very dangerous, and not recommended.
 
Please excuse my interruption, but I got my two LD01ss yesterday... 😎

As I don't want to get terribly OT : I fed them with some Energizer LITHIUM! :poof:

Back to the lights : The beam is really powerfull and has a nice cool tint. I didn't compare it to the L0D yet, but it seems a lot better. I like that it only has three normal mode, and no unecessary SOS and/or strobe. That doesn't help me, if I come home and the key doesn't fit anymore. :crackup:

I'm glad that I took the ss version. OK, they are quite heavy, but for christmas presents, they are simply outstanding.

Why does it have two holes for the little ring, which killed my right thumbnail?

Both me and my wife plan to EDC it as keyring light, if it gets scratches, it means, that it gets older with us. That light is too good to be a shelfqueen, where it would be the weakest one... 🙄
 
Why does it have two holes for the little ring

You can span a lanyard strap from the side, across the two holes, and not affect tailstanding, since the string will not wrap around the bottom face of the light.
 
Please excuse my interruption, but I got my two LD01ss yesterday... 😎

As I don't want to get terribly OT : I fed them with some Energizer LITHIUM! :poof:

Just to clarify (and you were probably joking, but in case folks didn't realize it), the Energizer Lithiums are a very different beast than rechargeable Lithium-Ion (Li-ion) batteries. Both use Lithium (of course), but the rechargeable ones (Li-ion) use much higher voltages and are the ones that have the risks of explosion. The regular lithium type (non-rechargeable, like the Energiziers mentioned) seem very safe and can be used (AFAIK) in any situation where an alkaline is suggested. :thumbsup:
 
First, I have a L0D-CE -- anyone think it'd be worth getting the LD01?

I can't see that the 75->80 lumen improvement over the Q4 is worth it, but I think the older plain -CE is about 50 lumens on high, so 80 should be noticeably (if not terribly) brighter.

Also, saw something about the LD01 having a longer runtime... but it's not in the specs.
20 Lumens(3.5hrs) -> 7.5 Lumens(8.5hrs) -> 50 Lumens(1hrs)
27 Lumens (3.5hrs) -> 10 Lumens (8.5hrs) -> 80 Lumens (1hrs)

I think I could only justify the upgrade if I had a good use for the "old" one. I don't need two, and not sure if a L0D-CE with a lot of keychain wear on the finish would sell for much.

---

As for the 10440 Lithium batteries in either... I'd say definitely not, and for a reason I haven't seen mentioned here, though it has been in other threads. I used a 10440 myself for several months before realizing:

THE CURRENT DRAW IS WAY TOO HIGH, OVER 2C

No matter how much you baby those cells by making sure they never over-discharge, or not running for long at high, that discharge overcurrent is going to slowly deposit metallic lithium and cause a serious fire/explosion risk. With no vent hole, you can't "watch for venting gasses". You won't know anything's wrong until it explodes.
 
I got my two LD01 SS about a week ago. I have to say I'm pretty happy and my wife likes it too, she first said it was too blingy, then she really liked it for walking the dog. She said that she feels a lot less geeky using the LD01 (when compare to the L2D)

I Have to say I'm not a fan of the included fenix clip. Yes it is good for clipping the LD01 to your hat brim, but otherwise it just gets in the way and isn't very tight fitting, it easily spins around the body. Perhaps it works better on the Aluminium version.

The weight of the light surprised me, but I only have an E01 to compare it to. Because of it's weight it doesn't permanently live with my keys. Instead it mostly lives in my pocket, clipped in via a fenix lobster claw. (as per HoopleHeads suggestion, Thanks HoopleHead it works really well and IMHO its more secure than the fenix clip) however my wife has it attached to her keys and she hasn't really complained about it.

I can see the PWM, but that's only if I really try to see it. I found it most noticeable in the rain. Rain drops look like little streaks of tiny dots. But I have to stare really hard to see it, it is not noticeable in normal usage. I presume this is a big improvement over the L0D's PWM.

All in all I'm pretty happy, the finishing and quality of the light is awesome and it sure does impress the heck out of friends. (and as a bonus my wife likes it, that's a first)
 
Oh no! Be careful your wife doesn't become a flashaholic. You'll go broke twice as fast. :crackup:

LOL part of me is happy at that prospect.... as unrealistic as that possibility is. Seriously though, it made me sooooo happy to hear her say that she really liked the light.
 
hey guys,

just got a LD01 in today.


the LED is placed properly inside the reflector. i cant take a pic but on center the entire reflector is being used.

as for the finish, i buffed mine up a little it does have a mirror shine, but it is definitly not the same shiny silver that the box it came in was! its close tho.

the 3 diff levels of brightness dissapoint. its somewhat difficult for me to tell if i am on med low or high. i guessed then stuck the light into my hear to hear the pwm.

this might be releated to the half dead AAA that i am using, but i wont know until later.

besdies that its decently bright enough. ill post up a pic if i can get one in a second 🙂
 
hey guys,

just got a LD01 in today....

the 3 diff levels of brightness dissapoint....

this might be releated to the half dead AAA that i am using, but i wont know until later.

I think once you replace that half dead AAA you'll find that you should be able to see the difference in levels quite well. It's very obvious to me. (And yes once it falls out of regulation, the cycle looks like low -> slightly lower low -> low)

So if a crappy battery is your problem then be prepared to be very surprised at how bright this little thing is. (if not then you may have a faulty one)
 
So I just got a SS LD01. I am impressed with the little light. What is the benefit of an Energizer E2 Lithium over a Duracell Alkaline going to be realistically? Output, runtime? Thanks.
 
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