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Forum: Flashlight Electronics - Batteries Included

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  1. Sticky Thread Sticky: Overview: All eneloop batteries; 2005-2019

    Started by ChibiM, 06-21-2013 03:41 PM
    22 Pages
    1 2 3 4 5 ... 22
    • Replies: 656
    • Views: 502,333
    10-10-2019, 09:16 PM Go to last post
  2. Sticky Thread Sticky: Disassembly of some UltraFire batteries

    Started by HKJ, 04-11-2015 10:26 AM
    2 Pages
    1 2
    • Replies: 46
    • Views: 56,459
    08-09-2019, 02:49 PM Go to last post
  3. Sticky Thread Sticky: Using Li-ion cells in LED flashlights safely

    Started by JBorneu, 06-26-2009 09:12 AM
    11 Pages
    1 2 3 4 5 ... 11
    • Replies: 328
    • Views: 286,882
    07-23-2019, 12:23 PM Go to last post
  4. Sticky Thread Sticky: Rewrapping a battery

    Started by HKJ, 02-24-2013 08:27 AM
    3 Pages
    1 2 3
    • Replies: 70
    • Views: 80,597
    05-05-2019, 05:43 PM Go to last post
  5. Sticky Thread Sticky: Simple guide to using a DMM for measurements

    Started by HKJ, 07-16-2009 10:43 AM
    7 Pages
    1 2 3 4 5 ... 7
    • Replies: 182
    • Views: 214,115
    04-11-2019, 06:53 AM Go to last post
  6. Sticky Thread Sticky: 18650's Care and Maintenance

    Started by acbezzi, 07-27-2010 10:50 AM
    4 Pages
    1 2 3 4
    • Replies: 112
    • Views: 131,096
    01-16-2019, 11:06 AM Go to last post
  7. Exclamation Sticky Thread Sticky: CAUTION !! Misleading budget battery and lumen claims

    Started by 51coronet, 01-12-2012 12:01 AM
    5 Pages
    1 2 3 4 5
    • Replies: 139
    • Views: 135,089
    05-29-2018, 09:04 AM Go to last post
  8. Wink2 Sticky Thread Sticky: Selfbuilt's CR123A Battery Comparison 2013

    Started by selfbuilt, 05-16-2013 08:15 PM
    3 Pages
    1 2 3
    • Replies: 63
    • Views: 101,765
    01-16-2018, 06:20 PM Go to last post
  1. 4 bay charger for Tenergy D cell batteries?

    Started by Neighborhood, 10-13-2019 01:15 PM
    • Replies: 8
    • Views: 207
    Today, 08:05 AM Go to last post
  2. Thumbs up Newbie pack and PCB build/rebuild questions

    Started by DonSilvio, 09-24-2019 01:26 PM
    • Replies: 11
    • Views: 497
    Today, 06:19 AM Go to last post
  3. Is there 18650 with both +/- on same end?

    Started by xxgg, Yesterday 12:53 AM
    • Replies: 6
    • Views: 201
    Yesterday, 10:17 PM Go to last post
    • Replies: 3
    • Views: 98
    Yesterday, 09:46 PM Go to last post
  4. Popcorn SkyRC — IFA 2014 — MC3000 charger-analyzer

    Started by kreisl, 08-30-2014 05:26 AM
    174 Pages
    1 2 3 4 5 ... 174
    • Replies: 5,210
    • Views: 1,317,606
    Yesterday, 06:51 PM Go to last post
    • Replies: 4
    • Views: 210
    Yesterday, 04:37 AM Go to last post
  5. Quality 2 bay 18650 + Ni-MH charger

    Started by rickypanecatyl, 10-14-2019 11:44 PM
    • Replies: 1
    • Views: 104
    Yesterday, 01:42 AM Go to last post
    • Replies: 4
    • Views: 194
    10-14-2019, 11:26 PM Go to last post
  6. Angry Eneloop Pro's going bad

    Started by LittleBill, 10-06-2019 08:09 PM
    • Replies: 17
    • Views: 906
    10-14-2019, 04:28 PM Go to last post
  7. Are All CR2032 Batteries Created Equally?

    Started by JAS, 10-13-2019 03:54 PM
    • Replies: 4
    • Views: 221
    10-14-2019, 09:39 AM Go to last post
  8. Test/review of GH Power Charger XY-186BS

    Started by HKJ, 10-14-2019 08:56 AM
    • Replies: 0
    • Views: 82
    10-14-2019, 08:56 AM Go to last post
  9. Enloop AA Degraded?

    Started by tripplec, 06-02-2019 01:03 PM
    • Replies: 8
    • Views: 924
    10-14-2019, 07:10 AM Go to last post
  10. Is this normal for Eneloop Pro NIMH?

    Started by nitebrite, 10-11-2019 06:08 AM
    • Replies: 12
    • Views: 506
    10-14-2019, 12:00 AM Go to last post
    • Replies: 8
    • Views: 730
    10-13-2019, 07:33 AM Go to last post
  11. Eneloop Lifespan and other questions

    Started by DHart, 10-12-2019 12:03 AM
    • Replies: 11
    • Views: 323
    10-12-2019, 04:14 PM Go to last post
  12. Question Ebike battery cells LiFePo4 or 29E?

    Started by jawnn, 10-09-2019 01:56 PM
    • Replies: 2
    • Views: 191
    10-12-2019, 11:16 AM Go to last post
  13. Test/review of Vapcell INR18650 2600mAh G26 (Red) 2019

    Started by HKJ, 10-12-2019 09:29 AM
    • Replies: 0
    • Views: 74
    10-12-2019, 09:29 AM Go to last post
  14. Exclamation What causes pack fires? [unfused dead cells]

    Started by jawnn, 10-07-2019 02:15 PM
    • Replies: 3
    • Views: 360
    10-11-2019, 11:47 PM Go to last post
  15. Another battery question

    Started by Tasthree, 09-17-2019 01:36 PM
    • Replies: 20
    • Views: 1,244
    10-10-2019, 07:45 PM Go to last post
    • Replies: 1
    • Views: 220
    10-10-2019, 10:44 AM Go to last post
    • Replies: 0
    • Views: 161
    10-08-2019, 08:48 AM Go to last post
  16. L91 failure rate / fragility

    Started by Grijon, 12-30-2018 06:47 PM
    2 Pages
    1 2
    • Replies: 56
    • Views: 5,110
    10-04-2019, 06:38 PM Go to last post
  17. Test/review of Varta AAA 1000mAh 5703 (Green-silver)

    Started by HKJ, 10-04-2019 09:39 AM
    • Replies: 0
    • Views: 207
    10-04-2019, 09:39 AM Go to last post
  18. Charger Suggestions for 18650 Batteries

    Started by Gemster, 09-09-2019 07:33 AM
    • Replies: 9
    • Views: 989
    10-03-2019, 02:16 PM Go to last post
  19. Sanyo NCR18650GA questions

    Started by QMT93, 07-15-2019 09:43 PM
    • Replies: 22
    • Views: 1,352
    10-03-2019, 12:24 PM Go to last post
  20. Lithium 2450 button cell...how much current?

    Started by Daravon, 08-10-2010 02:37 PM
    • Replies: 18
    • Views: 15,684
    10-02-2019, 07:46 PM Go to last post
  21. How to compare Wh of various batteries?

    Started by rickypanecatyl, 10-02-2019 12:03 AM
    • Replies: 4
    • Views: 272
    10-02-2019, 03:41 PM Go to last post
  22. Test/review of Aerocell AA

    Started by HKJ, 10-02-2019 05:30 AM
    • Replies: 0
    • Views: 225
    10-02-2019, 05:30 AM Go to last post
    • Replies: 5
    • Views: 349
    10-02-2019, 12:36 AM Go to last post
  23. Test/review of Vapcell INR18350 1100mAh (Purple) 2019

    Started by HKJ, 09-30-2019 07:26 AM
    • Replies: 0
    • Views: 270
    09-30-2019, 07:26 AM Go to last post
  24. Pale Blue LiPo

    Started by Siriuslite, 09-28-2019 04:18 PM
    • Replies: 2
    • Views: 260
    09-30-2019, 05:06 AM Go to last post
  25. Fenix ARE-D1 and ARE-D2

    Started by gilson65, 07-23-2019 10:59 PM
    • Replies: 1
    • Views: 528
    09-30-2019, 05:05 AM Go to last post
  26. Source for 10mm clicky switch

    Started by TailoredEDC, 09-19-2019 10:16 PM
    • Replies: 4
    • Views: 411
    09-29-2019, 10:55 PM Go to last post
  27. Test/review of Dlyfull D1 Smart Charger

    Started by HKJ, 09-28-2019 09:17 AM
    • Replies: 3
    • Views: 296
    09-29-2019, 04:28 PM Go to last post
  28. Test/review of DlyFull B2 Universal LCD Battery Tester

    Started by HKJ, 09-29-2019 09:22 AM
    • Replies: 2
    • Views: 243
    09-29-2019, 01:43 PM Go to last post
    • Replies: 5
    • Views: 324
    09-28-2019, 04:12 AM Go to last post
    • Replies: 2
    • Views: 377
    09-27-2019, 03:39 PM Go to last post
    • Replies: 12
    • Views: 12,329
    09-27-2019, 10:12 AM Go to last post
  29. Battery temps when charging - Should I be worried?

    Started by Putous, 09-11-2019 05:37 PM
    • Replies: 3
    • Views: 450
    09-26-2019, 09:46 PM Go to last post
  30. Short Arc Electronics Capacitor question/Help

    Started by BVH, 09-15-2019 11:36 AM
    • Replies: 5
    • Views: 563
    09-22-2019, 08:01 PM Go to last post
    • Replies: 0
    • Views: 329
    09-22-2019, 11:11 AM Go to last post
  31. PSA alkaline batteries are trash

    Started by lunas, 09-19-2019 02:46 PM
    • Replies: 11
    • Views: 686
    09-22-2019, 09:55 AM Go to last post
  32. Why is the 18650 more powerful than a AA?

    Started by alan-31, 09-28-2014 08:58 AM
    • Replies: 27
    • Views: 17,823
    09-21-2019, 02:00 PM Go to last post
  33. Anker Roav Jump Starter Pro

    Started by JAS, 01-18-2019 08:23 PM
    • Replies: 6
    • Views: 1,170
    09-21-2019, 10:22 AM Go to last post
  34. Help Me Select A Jump Start Pack

    Started by JAS, 12-02-2018 11:26 AM
    • Replies: 14
    • Views: 2,297
    09-21-2019, 10:12 AM Go to last post

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