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Forum: Flashlight Electronics - Batteries Included

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  1. Sticky Thread Sticky: 18650's Care and Maintenance

    Started by acbezzi, 07-27-2010 10:50 AM
    3 Pages
    1 2 3
    • Replies: 70
    • Views: 68,090
    06-18-2017, 06:22 PM Go to last post
  2. Sticky Thread Sticky: Overview: All eneloop batteries; 2005-2017

    Started by ChibiM, 06-21-2013 03:41 PM
    19 Pages
    1 2 3 4 5 ... 19
    • Replies: 549
    • Views: 287,081
    06-18-2017, 07:31 AM Go to last post
  3. Sticky Thread Sticky: Simple guide to using a DMM for measurements

    Started by HKJ, 07-16-2009 10:43 AM
    6 Pages
    1 2 3 4 5 ... 6
    • Replies: 174
    • Views: 124,797
    05-14-2017, 05:04 AM Go to last post
  4. Sticky Thread Sticky: Rewrapping a battery

    Started by HKJ, 02-24-2013 08:27 AM
    2 Pages
    1 2
    • Replies: 59
    • Views: 41,806
    04-15-2017, 04:42 PM Go to last post
  5. 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: 136
    • Views: 75,559
    04-08-2017, 10:36 PM Go to last post
  6. 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: 314
    • Views: 176,255
    12-22-2016, 09:25 AM Go to last post
  7. Sticky Thread Sticky: Disassembly of some UltraFire batteries

    Started by HKJ, 04-11-2015 10:26 AM
    2 Pages
    1 2
    • Replies: 41
    • Views: 26,103
    07-02-2016, 12:14 PM 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: 60
    • Views: 60,252
    05-01-2016, 06:37 PM Go to last post
    • Replies: 14
    • Views: 356
    Yesterday, 10:07 PM Go to last post
    • Replies: 20
    • Views: 4,160
    Yesterday, 07:50 PM Go to last post
  1. Unprotected LiCo cells.

    Started by peter yetman, 06-24-2017 02:50 AM
    • Replies: 10
    • Views: 412
    Yesterday, 01:56 PM Go to last post
  2. Popcorn SkyRC — IFA 2014 — MC3000 charger-analyzer

    Started by kreisl, 08-30-2014 05:26 AM
    159 Pages
    1 2 3 4 5 ... 159
    • Replies: 4,764
    • Views: 719,018
    Yesterday, 01:17 PM Go to last post
    • Replies: 38
    • Views: 3,594
    Yesterday, 12:23 PM Go to last post
  3. Test/review of Ebat 18650 2900mAh E7-18P29 (Black)

    Started by HKJ, Yesterday 11:22 AM
    • Replies: 0
    • Views: 109
    Yesterday, 11:22 AM Go to last post
  4. Test/review of Charger LiitoKala Lii-202

    Started by HKJ, 11-02-2016 12:17 PM
    • Replies: 4
    • Views: 1,282
    Yesterday, 11:20 AM Go to last post
    • Replies: 2
    • Views: 232
    06-25-2017, 06:57 PM Go to last post
  5. Heating to fix broken connections

    Started by Borad, 06-18-2017 10:24 AM
    • Replies: 6
    • Views: 324
    06-25-2017, 07:46 AM Go to last post
  6. How to reset battery protection?

    Started by bkumanski, 10-13-2009 07:52 PM
    2 Pages
    1 2
    • Replies: 53
    • Views: 36,235
    06-25-2017, 06:16 AM Go to last post
  7. Thinking Bought some 18650s - are they any good?

    Started by PaladinNO, 06-24-2017 06:01 PM
    • Replies: 3
    • Views: 225
    06-25-2017, 02:02 AM Go to last post
  8. Efest charger ?

    Started by carnage, 06-24-2017 07:55 AM
    • Replies: 4
    • Views: 184
    06-24-2017, 02:06 PM Go to last post
  9. Question 18650 charging and finding a protection circuit

    Started by Krik, 06-24-2017 01:07 PM
    • Replies: 0
    • Views: 112
    06-24-2017, 01:07 PM Go to last post
  10. Li-Ion remaining capacity vs. voltage?

    Started by JanCPF, 04-14-2005 04:00 AM
    • Replies: 9
    • Views: 6,451
    06-24-2017, 12:40 PM Go to last post
    • Replies: 17
    • Views: 2,222
    06-24-2017, 03:25 AM Go to last post
  11. Test/review of Fujitsu High Power AAA

    Started by HKJ, 06-24-2017 12:52 AM
    • Replies: 0
    • Views: 159
    06-24-2017, 12:52 AM Go to last post
    • Replies: 8
    • Views: 437
    06-23-2017, 11:43 PM Go to last post
  12. Who understands GMag magnesium power cells?

    Started by eh4, 06-22-2017 06:35 PM
    • Replies: 3
    • Views: 222
    06-23-2017, 01:33 PM Go to last post
  13. Dead NiZn > Discharged fully for months

    Started by daan_deurloo, 06-19-2017 10:49 AM
    • Replies: 2
    • Views: 246
    06-23-2017, 12:57 PM Go to last post
  14. 18650 protected cells in series

    Started by saladsack, 06-19-2017 01:04 PM
    • Replies: 2
    • Views: 281
    06-23-2017, 04:18 AM Go to last post
  15. MiBoxer C2-4000 Charger Simple Review

    Started by MikeB., 06-18-2017 05:45 PM
    • Replies: 11
    • Views: 619
    06-22-2017, 10:14 PM Go to last post
    • Replies: 10
    • Views: 1,013
    06-22-2017, 12:13 PM Go to last post
  16. Test/review of UltraFire BRC26650 7800mAh (Red)

    Started by HKJ, 06-22-2017 11:15 AM
    • Replies: 0
    • Views: 150
    06-22-2017, 11:15 AM Go to last post
  17. Drivers, how leds are adapted for different battery voltages

    Started by HKJ, 11-04-2009 12:49 PM
    2 Pages
    1 2
    • Replies: 40
    • Views: 20,767
    06-22-2017, 07:06 AM Go to last post
  18. NiMH in 10x Dominator Charger?

    Started by ebuchner, 06-21-2017 05:23 PM
    • Replies: 0
    • Views: 129
    06-21-2017, 05:23 PM Go to last post
  19. Test/review of Aspire INR18350 1300mAh (Black-yellow)

    Started by HKJ, 06-01-2017 09:39 PM
    • Replies: 9
    • Views: 1,043
    06-21-2017, 08:17 AM Go to last post
  20. Test/review of Tronic AA 2300mAh (Silver-Black)

    Started by HKJ, 05-31-2017 11:43 AM
    • Replies: 3
    • Views: 579
    06-21-2017, 05:17 AM Go to last post
    • Replies: 11
    • Views: 962
    06-21-2017, 03:18 AM Go to last post
    • Replies: 3
    • Views: 324
    06-21-2017, 03:09 AM Go to last post
  21. Batteries with ridiculous ratings

    Started by HKJ, 06-15-2017 11:13 AM
    • Replies: 13
    • Views: 832
    06-21-2017, 01:54 AM Go to last post
  22. Test/review of Charger Xtar MC4

    Started by HKJ, 06-20-2017 08:19 AM
    • Replies: 1
    • Views: 315
    06-20-2017, 11:35 AM Go to last post
  23. Voltage goes up after use, it is normal?

    Started by ledpanel, 06-20-2017 11:02 AM
    • Replies: 1
    • Views: 194
    06-20-2017, 11:25 AM Go to last post
  24. 18650 laptop battery rebuild

    Started by sammovde, 04-10-2009 12:42 AM
    • Replies: 10
    • Views: 3,753
    06-19-2017, 08:46 AM Go to last post
  25. Test/Review of Charger NiteCore Intellicharger D4

    Started by HKJ, 10-26-2014 09:07 AM
    4 Pages
    1 2 3 4
    • Replies: 110
    • Views: 45,130
    06-18-2017, 04:49 PM Go to last post
    • Replies: 9
    • Views: 557
    06-18-2017, 02:43 PM Go to last post
  26. Test/review of UltraFire 14500 750mAh (Black-red)

    Started by HKJ, 06-18-2017 11:11 AM
    • Replies: 0
    • Views: 228
    06-18-2017, 11:11 AM Go to last post
  27. Boston power Sonata 4400 & 5300 question

    Started by JLPIcard, 06-18-2017 10:00 AM
    • Replies: 0
    • Views: 194
    06-18-2017, 10:00 AM Go to last post
  28. Test/review of Conrad energy LiIon 9V 500mAh (Blue)

    Started by HKJ, 06-16-2017 09:59 AM
    • Replies: 17
    • Views: 799
    06-18-2017, 05:55 AM Go to last post
  29. Battery charger ?

    Started by carnage, 06-13-2017 05:57 PM
    • Replies: 18
    • Views: 1,057
    06-17-2017, 05:53 AM Go to last post
    • Replies: 2
    • Views: 302
    06-16-2017, 01:36 PM Go to last post
  30. Warning! Random thought running wild!

    Started by Timothybil, 06-15-2017 01:01 PM
    • Replies: 2
    • Views: 303
    06-15-2017, 03:13 PM Go to last post
  31. Test/review of Vappower IMR26650 5000mAh (Green)

    Started by HKJ, 06-14-2017 12:19 PM
    • Replies: 1
    • Views: 286
    06-15-2017, 11:30 AM Go to last post
  32. 32900 lipos- looking for 2 to 4 cells

    Started by walterr839, 06-14-2017 02:56 PM
    • Replies: 3
    • Views: 381
    06-15-2017, 09:25 AM Go to last post
  33. Protected vs unprotected 18650 batteries ?

    Started by Scarface26, 05-04-2014 01:07 PM
    3 Pages
    1 2 3
    • Replies: 60
    • Views: 56,458
    06-14-2017, 01:02 PM Go to last post
  34. Test/review of Ijoy INR26650 4200mAh (Black-Yellow)

    Started by HKJ, 06-10-2017 07:57 AM
    • Replies: 1
    • Views: 344
    06-13-2017, 09:17 AM Go to last post
  35. Protected 18650's at a good price

    Started by guiri, 05-16-2017 07:22 PM
    • Replies: 12
    • Views: 1,392
    06-12-2017, 05:31 PM Go to last post

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