Battery Junction
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Forum: Flashlight Electronics - Batteries Included

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  1. Sticky Thread Sticky: Using Li-ion cells in LED flashlights safely

    Started by JBorneu, 06-26-2009 09:12 AM
    8 Pages
    1 2 3 4 5 ... 8
    • Replies: 236
    • Views: 64,443
    Yesterday, 02:41 PM Go to last post
  2. Sticky Thread Sticky: Rewrapping a battery

    Started by HKJ, 02-24-2013 07:27 AM
    2 Pages
    1 2
    • Replies: 41
    • Views: 10,745
    10-18-2014, 10:24 AM Go to last post
  3. Sticky Thread Sticky: Overview: All eneloop batteries; 2005-2014

    Started by ChibiM, 06-21-2013 03:41 PM
    5 Pages
    1 2 3 4 5
    • Replies: 139
    • Views: 49,086
    10-16-2014, 06:03 AM Go to last post
  4. Wink2 Sticky Thread Sticky: Selfbuilt's CR123A Battery Comparison 2013

    Started by selfbuilt, 05-16-2013 08:15 PM
    • Replies: 19
    • Views: 16,636
    08-14-2014, 04:16 PM Go to last post
  5. Exclamation Sticky Thread Sticky: CAUTION !! Misleading budget battery and lumen claims

    Started by 51coronet, 01-11-2012 11:01 PM
    5 Pages
    1 2 3 4 5
    • Replies: 122
    • Views: 26,133
    07-20-2014, 12:31 PM Go to last post
    • Replies: 0
    • Views: 90,355
    09-16-2006, 11:08 PM Go to last post
  1. Popcorn SkyRC — IFA 2014 — MC3000 charger-analyzer

    Started by kreisl, 08-30-2014 05:26 AM
    6 Pages
    1 2 3 4 5 ... 6
    • Replies: 176
    • Views: 13,556
    Today, 03:38 PM Go to last post
  2. Solder failures.....

    Started by condor22, 10-15-2014 03:17 PM
    • Replies: 23
    • Views: 550
    Today, 03:10 PM Go to last post
  3. How to reset battery protection?

    Started by bkumanski, 10-13-2009 07:52 PM
    2 Pages
    1 2
    • Replies: 47
    • Views: 13,764
    Today, 02:31 PM Go to last post
  4. Portable Solar Chargers

    Started by Rosoku Chikara, 10-19-2014 01:20 PM
    • Replies: 7
    • Views: 244
    Today, 01:57 PM Go to last post
  5. Test/Review of Analyzing Charger Powerex MH-C9000

    Started by HKJ, 06-20-2014 08:33 AM
    2 Pages
    1 2
    • Replies: 34
    • Views: 2,688
    Today, 11:24 AM Go to last post
    • Replies: 121
    • Views: 11,102
    Today, 11:04 AM Go to last post
  6. New Fenix PD35 with 18650 question

    Started by JK659, 10-19-2014 08:40 PM
    • Replies: 3
    • Views: 163
    Today, 08:45 AM Go to last post
  7. Sanyo NC-MDU01 AA AAA USB Charger

    Started by koala, 05-20-2007 10:48 PM
    2 Pages
    1 2
    • Replies: 40
    • Views: 18,466
    Today, 08:41 AM Go to last post
  8. Charger for the... Less competent

    Started by clanderson, 10-19-2014 07:03 PM
    • Replies: 11
    • Views: 309
    Today, 08:26 AM Go to last post
  9. Solar Charing not popular with CPF?

    Started by mega_lumens, 10-16-2014 03:24 PM
    2 Pages
    1 2
    • Replies: 41
    • Views: 1,084
    Today, 02:36 AM Go to last post
  10. Test/Review of Charger Enova All-40

    Started by HKJ, 10-18-2014 09:02 AM
    • Replies: 5
    • Views: 202
    Today, 01:39 AM Go to last post
  11. Test/Review of Basen 18650 3000mAh BS186C (Black)

    Started by HKJ, Yesterday 08:46 AM
    • Replies: 1
    • Views: 103
    Today, 01:00 AM Go to last post
  12. LiIon 18650 battery comparison

    Started by HKJ, 01-16-2010 09:57 AM
    4 Pages
    1 2 3 4
    • Replies: 111
    • Views: 122,675
    Yesterday, 11:02 PM Go to last post
  13. Moved: Default Re: LiIon 18650 battery comparison

    Started by Herzeleid14, Yesterday 11:31 PM
    •  
    •  
  14. Moved: 18650 batteries

    Started by Diver_Dan28, Yesterday 09:33 PM
    •  
    •  
  15. Testing NiMH capacity

    Started by BillSWPA, 10-19-2014 05:21 PM
    • Replies: 7
    • Views: 250
    Yesterday, 06:50 PM Go to last post
  16. Vapextech Instant 2300 mAh

    Started by fellie, 05-03-2011 06:15 PM
    2 Pages
    1 2
    • Replies: 42
    • Views: 6,043
    Yesterday, 03:59 PM Go to last post
    • Replies: 6
    • Views: 415
    Yesterday, 10:59 AM Go to last post
  17. Test/Review of Charger Opus BT-C3100 V2.1

    Started by HKJ, 08-31-2014 06:30 AM
    3 Pages
    1 2 3
    • Replies: 71
    • Views: 5,093
    Yesterday, 09:38 AM Go to last post
  18. Test/Review of Keeppower 26650 5200mAh (Black) 2014

    Started by HKJ, 06-22-2014 01:40 AM
    • Replies: 25
    • Views: 2,679
    Yesterday, 09:11 AM Go to last post
  19. Mapping Battery Performance: An Intro to Ragone Plots

    Started by Battery Guy, 05-22-2010 09:06 AM
    3 Pages
    1 2 3
    • Replies: 62
    • Views: 16,344
    Yesterday, 08:53 AM Go to last post
  20. Where did my amps go?

    Started by lightseeker2009, 10-18-2014 09:26 PM
    • Replies: 8
    • Views: 249
    Yesterday, 03:28 AM Go to last post
  21. Battery extension tube question

    Started by wbexpress, 10-19-2014 05:01 AM
    • Replies: 3
    • Views: 128
    Yesterday, 03:07 AM Go to last post
    • Replies: 12
    • Views: 348
    Yesterday, 12:14 AM Go to last post
  22. Ultrafire Batteries 26650

    Started by pbolomey, 10-19-2014 03:47 PM
    • Replies: 0
    • Views: 103
    10-19-2014, 03:47 PM Go to last post
  23. Swap out nicad for li-ion battery

    Started by will, 10-19-2014 08:30 AM
    • Replies: 4
    • Views: 156
    10-19-2014, 12:53 PM Go to last post
  24. Current 32650's

    Started by texas cop, 10-18-2014 04:04 PM
    • Replies: 2
    • Views: 168
    10-19-2014, 10:10 AM Go to last post
  25. Duracell Ultras from Big Lots - Legit?

    Started by radellaf, 10-09-2014 09:17 PM
    • Replies: 16
    • Views: 669
    10-19-2014, 09:19 AM Go to last post
  26. What exactly does "IMR" mean?

    Started by Battery Guy, 11-03-2011 11:24 AM
    • Replies: 17
    • Views: 51,190
    10-19-2014, 05:39 AM Go to last post
  27. Question What is the best charger and 18650's for the money?

    Started by CJT, 09-28-2014 07:31 PM
    2 Pages
    1 2
    • Replies: 53
    • Views: 3,019
    10-18-2014, 08:00 PM Go to last post
  28. Party AccuPower IQ-328 AA/AAA Charger -- Nice... and Smart!!

    Started by Verndog, 12-01-2012 06:31 PM
    9 Pages
    1 2 3 4 5 ... 9
    • Replies: 248
    • Views: 39,482
    10-18-2014, 02:15 PM Go to last post
  29. Nitecore D4 vs. i4?

    Started by d.weglarz13, 07-09-2014 09:51 PM
    • Replies: 19
    • Views: 3,924
    10-18-2014, 12:18 PM Go to last post
  30. Testing CR123 with Power Resistors

    Started by kosPap, 10-17-2014 10:52 AM
    • Replies: 2
    • Views: 141
    10-18-2014, 10:29 AM Go to last post
  31. New AW IMR Cells

    Started by KDM, 10-18-2014 09:52 AM
    • Replies: 0
    • Views: 114
    10-18-2014, 09:52 AM Go to last post
  32. New LiIons - 10k cycles and 70%charge in 2 minutes

    Started by louie, 10-13-2014 01:36 PM
    • Replies: 15
    • Views: 588
    10-18-2014, 08:16 AM Go to last post
    • Replies: 1
    • Views: 212
    10-17-2014, 11:50 PM Go to last post
  33. IMREN batteries

    Started by radiopej, 10-17-2014 05:15 PM
    • Replies: 0
    • Views: 120
    10-17-2014, 05:15 PM Go to last post
  34. Digital Multimeters

    Started by lightseeker2009, 10-17-2014 01:41 AM
    • Replies: 6
    • Views: 278
    10-17-2014, 11:04 AM Go to last post
  35. Deep cycle charging questions

    Started by lightseeker2009, 10-07-2014 05:24 AM
    2 Pages
    1 2
    • Replies: 33
    • Views: 1,075
    10-17-2014, 07:12 AM Go to last post
  36. Test/Review of AWT IMR16340 550mAh (Yellow)

    Started by HKJ, 10-16-2014 11:20 AM
    • Replies: 0
    • Views: 140
    10-16-2014, 11:20 AM Go to last post
  37. Review of Storacell (Powerpax) 4x18650 battery caddy

    Started by HKJ, 10-09-2014 08:52 AM
    • Replies: 14
    • Views: 706
    10-16-2014, 05:47 AM Go to last post
    • Replies: 2
    • Views: 244
    10-16-2014, 04:19 AM Go to last post
  38. Popcorn Rejuvinator Lead Acid (Gel -Cell?) on Kick starter.

    Started by InHisName, 04-24-2014 09:08 AM
    2 Pages
    1 2
    • Replies: 32
    • Views: 1,515
    10-16-2014, 03:31 AM Go to last post
  39. Thumbs down Eneloops now being made in China!

    Started by Power Me Up, 05-26-2014 05:13 PM
    4 Pages
    1 2 3 4
    • Replies: 92
    • Views: 6,041
    10-16-2014, 01:58 AM Go to last post
  40. Best battery chemistry for cold temperatures

    Started by odessit, 09-18-2008 07:05 PM
    2 Pages
    1 2
    • Replies: 50
    • Views: 10,227
    10-16-2014, 12:15 AM Go to last post
    • Replies: 5
    • Views: 469
    10-15-2014, 11:49 PM Go to last post

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