Wurkkos WK03 1800-lm SST40 Rechargeable EDC Flashlight w/ 18650 Battery

maxblockm

Nov 4, 2026 3:11 AM

1.1K Comments

Joined Nov 2011

maxblockmNov 4, 2026 3:11 AM

1.1K Comments

Any codes for free shipping?

2

wwjrd

Nov 4, 2026 4:00 PM

6.5K Comments

Joined Dec 2009

wwjrdNov 4, 2026 4:00 PM

6.5K Comments

For whatever its worth since joining sd I've started a bit of a flashlight collection and the sofirn version of this light is the only light to give me problems. Having said that, I bought it for almost the price of the battery but it is clearly in a lower class compared to other wurrkos and sofrin lights I have. They usually hit you with "wow this is built like a tank and it only cost how much?!"

Anyways, this light is not there. With that said, the 5k version is available and you should definitely pick that if you're able to get free shipping... because if you dont get free shipping you have to consider, we'll now im 5 dollars away from the GOOD sofirn/wurkkos lights 😆 and now it's getting to the good stuff they built their brand on.

3

2

RoustyMcRousterson

Nov 5, 2026 12:10 AM

7 Comments

Joined Oct 2014

RoustyMcRoustersonNov 5, 2026 12:10 AM

7 Comments

Quote from wwjrd

:

For whatever its worth since joining sd I've started a bit of a flashlight collection and the sofirn version of this light is the only light to give me problems. Having said that, I bought it for almost the price of the battery but it is clearly in a lower class compared to other wurrkos and sofrin lights I have. They usually hit you with "wow this is built like a tank and it only cost how much?!"

Anyways, this light is not there. With that said, the 5k version is available and you should definitely pick that if you're able to get free shipping... because if you dont get free shipping you have to consider, we'll now im 5 dollars away from the GOOD sofirn/wurkkos lights 😆 and now it's getting to the good stuff they built their brand on.

Which are some of the good wurkkos models you recommend.

I have 3 of these and they seem to work great for around the house and as a light i keep in my car.

Looking to another light that's a little more heavy duty than the wk03.

1

wahoo_blue

Nov 5, 2026 12:10 AM

418 Comments

Joined Aug 2012

wahoo_blueNov 5, 2026 12:10 AM

418 Comments

Quote from wwjrd

:

For whatever its worth since joining sd I've started a bit of a flashlight collection and the sofirn version of this light is the only light to give me problems. Having said that, I bought it for almost the price of the battery but it is clearly in a lower class compared to other wurrkos and sofrin lights I have. They usually hit you with "wow this is built like a tank and it only cost how much?!" Anyways, this light is not there. With that said, the 5k version is available and you should definitely pick that if you're able to get free shipping... because if you dont get free shipping you have to consider, we'll now im 5 dollars away from the GOOD sofirn/wurkkos lights 😆 and now it's getting to the good stuff they built their brand on.

What are your recommendations for the next price-tier up of the GOOD sofirn / wurkkos lights?

1

JamesW2650

Nov 5, 2026 12:49 AM

1K Comments

Joined May 2014

JamesW2650Nov 5, 2026 12:49 AM

1K Comments

Quote from wahoo_blue

:

What are your recommendations for the next price-tier up of the GOOD sofirn / wurkkos lights?

There is absoluterly nothjng wrong with these lights. Work fantastic and bright. I bought 3 of them and all work super well. I also have the sofirn version as well and no issues.

That said if you want to go "up a tier" look at the sofirn sc31 pro

2

1

JohnnySlick777

Pro

Nov 5, 2026 1:11 AM

947 Comments

Joined Oct 2018

JohnnySlick777

Pro

Nov 5, 2026 1:11 AM

947 Comments

Just my opinion, I prefer Wurkkos over Sofirn, but both great lights!
Wurkkos just seem to be slightly better on fit & finish and look better
Yes, I know they're built at the same factory.
I own this exact model WK03 5K, and seem to grab it the most for around the house.

2

1

Danzilla

Nov 5, 2026 1:37 AM

10K Comments

Joined Oct 2008

DanzillaNov 5, 2026 1:37 AM

10K Comments

Wide range to be considered as 'more heavy duty'. I'm not sure any of their lights are really physically more robust, unless you count their dive lights. They do have any number of lights with larger batteries, more lumens, or more functions, depending on what you're looking for.
IMO just check their site and look at some of the models in their current flash sale category, or maybe even the 11.11 best picks. I'd suggest trying a little better* 18650 model with buck drivers like the FC11C ($20) and FC12C ($26), or the Sofirn SC31 pro previously mentioned ($23 on sale from sofirn + ship). Or you can step up to the larger 21700 battery models like the Sofirn IF22A or Wurkkos TS22.

*Buck drivers are more efficient and keep the power stable till empty, where the cheaper drivers tend to drift with the battery voltage and use more current (and heat) than necessary (thanks google!) In use, you don't usually notice a difference though, until your battery runs out early.

Last edited by Danzilla November 4, 2026 at 07:07 PM.

forix

Nov 5, 2026 2:10 AM

117 Comments

Joined Apr 2009

forixNov 5, 2026 2:10 AM

117 Comments

Bought the FC11C last year ($19.99 w/ free shipping) and am very happy with it.
https://wurkkos.com/products/wurk...tsId=12799

2

1

trza

Nov 5, 2026 2:31 AM

9.5K Comments

Joined Feb 2007

trzaNov 5, 2026 2:31 AM

9.5K Comments

I just used this flashlight the other day to walk across a large hill at night. It has decent throw and the beam isn't too narrow. CRI is good enough. The grass was green but the tree leaves all looked much more washed out than daytime reality. I usually carry a Sofrin SC13 with the Nichia 519A Emitter and a fresnel lens, which has much better CRI and no hotspot in the beam, albeit a little bit dimmer. It's small size means it fits in the coin pocket of your jeans, but I find the small size to be a little uncomfortable in the hand. This WK03 actually feels a bit better in the front pocket because it sits deeper and it uses a longer battery, so I'm never worried it will pop out. It also runs longer and costs less. Can't go wrong either way.

2

1

amax

Nov 5, 2026 4:23 AM

7.4K Comments

Joined Aug 2005

amaxNov 5, 2026 4:23 AM

7.4K Comments

Quote from wahoo_blue

:

What are your recommendations for the next price-tier up of the GOOD sofirn / wurkkos lights?

These are toys, with high profit margins for a Chinese conglomerate corporation that spams SD constantly. Always inspect the thread starter's history, for evidence that these are bot campaigns: https://slickdeals.net/forums/userposts.php?u=9198419&do=threads

4

1

4

Riggs909

Nov 5, 2026 12:40 PM

58 Comments

Joined Sep 2013

Riggs909Nov 5, 2026 12:40 PM

58 Comments

Quote from amax

:

These are toys, with high profit margins for a Chinese conglomerate corporation that spams SD constantly. Always inspect the thread starter's history, for evidence that these are bot campaigns: https://slickdeals.net/forums/userposts.php?u=9198419&do=threads

Soon it will be Deepseek powered bots that post all the deals on SD, monitor reactions, and then run several bot farm sock puppet accounts to down vote and argue with you in the comments. So it looks like you're the only one with the 'wrong' opinion.

2

bob151

Nov 5, 2026 8:53 PM

2.4K Comments

Joined Dec 2006

bob151Nov 5, 2026 8:53 PM

2.4K Comments

Quote from wwjrd

:

For whatever its worth since joining sd I've started a bit of a flashlight collection and the sofirn version of this light is the only light to give me problems. Having said that, I bought it for almost the price of the battery but it is clearly in a lower class compared to other wurrkos and sofrin lights I have. They usually hit you with "wow this is built like a tank and it only cost how much?!"

Anyways, this light is not there. With that said, the 5k version is available and you should definitely pick that if you're able to get free shipping... because if you dont get free shipping you have to consider, we'll now im 5 dollars away from the GOOD sofirn/wurkkos lights 😆 and now it's getting to the good stuff they built their brand on.

I purchased 2 of this model from the late August sale.

I doesn't seem to matter which anker charger I try, they blink while charging for like 12 hours, never seeming to finish charging.

I think it just stops at 12 hours, I unplug, then plug back in and it just blinks charging for another 12 hours.

Have you run into this?

jdg33

Nov 6, 2026 3:03 AM

764 Comments

Joined Sep 2007

jdg33Nov 6, 2026 3:03 AM

764 Comments

AliExpress new customer hit or miss but if does work

1

wwjrd

Yesterday 5:31 PM

6.5K Comments

Joined Dec 2009

wwjrdYesterday 5:31 PM

6.5K Comments

Quote from bob151

:

I purchased 2 of this model from the late August sale.

I doesn't seem to matter which anker charger I try, they blink while charging for like 12 hours, never seeming to finish charging.

I think it just stops at 12 hours, I unplug, then plug back in and it just blinks charging for another 12 hours.

Have you run into this?

It is the only model I have trouble charging with actually.

I swapped the battery for another light that to help diagnose and it is definitely the light. The fix is probably in the category of "juice isn't worth the squeeze."

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Wurkkos WK03 1800-lm SST40 Rechargeable EDC Flashlight w/ 18650 Battery

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