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Threads 1 to 50 of 633

Forum: Flashlight Electronics - Batteries Included

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  1. Sticky Thread Sticky: Overview: All eneloop batteries; 2005-2020

    Started by ChibiM, 06-21-2013 03:41 PM
    23 Pages
    1 2 3 4 5 ... 23
    • Replies: 675
    • Views: 519,444
    01-16-2020, 06:33 AM 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: 47
    • Views: 59,087
    01-03-2020, 01:31 AM 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: 299,516
    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: 85,322
    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: 223,006
    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: 136,771
    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: 141,126
    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: 106,973
    01-16-2018, 06:20 PM Go to last post
  1. Japanese Eneloops

    Started by Jash, 01-26-2020 05:09 PM
    • Replies: 5
    • Views: 215
    Yesterday, 09:58 PM Go to last post
    • Replies: 8
    • Views: 545
    Yesterday, 01:06 PM Go to last post
  2. 2s in high reliability application

    Started by Buck91, Yesterday 09:58 AM
    • Replies: 4
    • Views: 90
    Yesterday, 12:18 PM Go to last post
  3. Test/review of LG 21700 H30 3000mAh (Gray)

    Started by HKJ, Yesterday 08:53 AM
    • Replies: 0
    • Views: 49
    Yesterday, 08:53 AM Go to last post
  4. 17500 batteries

    Started by fidu, 01-10-2020 07:13 AM
    • Replies: 15
    • Views: 602
    Yesterday, 03:01 AM Go to last post
  5. Anyone still here still using NiZn AAs?

    Started by wus, 01-11-2020 03:40 PM
    • Replies: 3
    • Views: 389
    01-26-2020, 10:04 PM Go to last post
  6. Neodymium No Conduction Solved

    Started by jayflash, 01-25-2020 11:50 AM
    • Replies: 5
    • Views: 188
    01-26-2020, 07:20 PM Go to last post
  7. Phasing Out Alkalines

    Started by jayflash, 01-26-2020 03:19 PM
    • Replies: 4
    • Views: 143
    01-26-2020, 07:18 PM Go to last post
  8. Test/review of Dlyfull T5 Test Charger

    Started by HKJ, 01-24-2020 10:16 AM
    • Replies: 1
    • Views: 133
    01-25-2020, 05:48 PM Go to last post
  9. Samsung 21700 40T - is it fake?

    Started by skid00skid00, 01-24-2020 11:17 AM
    • Replies: 6
    • Views: 177
    01-25-2020, 05:05 PM Go to last post
  10. Question New Rechargable AA with 1,300 mAh... Advice?

    Started by Batty4Kale, 01-24-2020 08:58 AM
    • Replies: 4
    • Views: 191
    01-25-2020, 01:16 PM Go to last post
  11. MiBoxer C4 v3 OR C4-12 Old Version - A Dilema

    Started by Witterings, 01-23-2020 12:26 PM
    • Replies: 2
    • Views: 127
    01-25-2020, 12:18 PM Go to last post
    • Replies: 10
    • Views: 606
    01-25-2020, 12:03 PM Go to last post
    • Replies: 5
    • Views: 306
    01-23-2020, 01:49 PM Go to last post
    • Replies: 1
    • Views: 133
    01-23-2020, 10:38 AM Go to last post
  12. Xtar Dragon - better instructions

    Started by louie, 03-11-2018 01:45 PM
    • Replies: 15
    • Views: 5,719
    01-23-2020, 06:58 AM Go to last post
  13. Recommendations for 18650 cell replacements

    Started by SPIRITJCC98, 12-12-2019 12:44 PM
    • Replies: 4
    • Views: 728
    01-21-2020, 11:17 AM Go to last post
  14. Test/review of LG 18650 HGL 3000mAh (Cyan)

    Started by HKJ, 01-21-2020 10:11 AM
    • Replies: 0
    • Views: 136
    01-21-2020, 10:11 AM Go to last post
  15. What are the best 18650 batteries in 2019 ?

    Started by buckyball, 11-13-2019 12:53 PM
    • Replies: 29
    • Views: 2,805
    01-21-2020, 09:35 AM Go to last post
  16. Need a good single cell travel charger....

    Started by jkid1911, 11-15-2019 08:51 PM
    2 Pages
    1 2
    • Replies: 34
    • Views: 2,460
    01-21-2020, 09:28 AM Go to last post
    • Replies: 20
    • Views: 26,400
    01-21-2020, 09:10 AM Go to last post
  17. 14500 Lithium battery choice

    Started by aau007, 01-23-2019 05:35 PM
    • Replies: 15
    • Views: 1,792
    01-21-2020, 09:04 AM Go to last post
  18. Best Charge Rate For NiMH

    Started by Witterings, 01-18-2020 05:42 AM
    • Replies: 5
    • Views: 367
    01-21-2020, 06:51 AM Go to last post
  19. High-Capacity NiMH Charger

    Started by awyeah, 01-19-2020 11:17 AM
    • Replies: 4
    • Views: 356
    01-19-2020, 04:37 PM Go to last post
  20. Test/review of Vapcell S4+ fast charger

    Started by HKJ, 12-13-2019 09:45 AM
    • Replies: 15
    • Views: 1,495
    01-19-2020, 02:36 PM Go to last post
  21. New XTAR Dragon Quit Breathing Fire

    Started by jayflash, 01-18-2020 05:30 PM
    • Replies: 3
    • Views: 266
    01-19-2020, 01:47 PM Go to last post
  22. Test/review of Varta AAA 800mAh 56703 (Green)

    Started by HKJ, 01-19-2020 12:22 PM
    • Replies: 0
    • Views: 182
    01-19-2020, 12:22 PM Go to last post
  23. Xtar VP4 Plus Dragon - Good for 21700?

    Started by berfles, 01-11-2020 03:25 PM
    • Replies: 9
    • Views: 523
    01-18-2020, 11:44 PM Go to last post
  24. MiBoxer Opions / Reviews

    Started by Witterings, 01-18-2020 06:04 PM
    • Replies: 2
    • Views: 204
    01-18-2020, 11:13 PM Go to last post
  25. Arrow Ultimate Battery Tracking Spreadsheet

    Started by bbb74, 04-21-2011 11:26 PM
    • Replies: 27
    • Views: 12,365
    01-18-2020, 10:31 AM Go to last post
  26. Nitecore nl26650dw

    Started by Dutchman, 01-18-2020 07:11 AM
    • Replies: 0
    • Views: 168
    01-18-2020, 07:11 AM Go to last post
  27. Nitecore RCR123A's dead? Why?

    Started by lugueto, 01-17-2020 08:17 AM
    • Replies: 4
    • Views: 245
    01-17-2020, 07:44 PM Go to last post
    • Replies: 2
    • Views: 219
    01-17-2020, 03:53 PM Go to last post
  28. Test/Review of Charger Opus BT-C3100 V2.1

    Started by HKJ, 08-31-2014 06:30 AM
    18 Pages
    1 2 3 4 5 ... 18
    • Replies: 515
    • Views: 233,637
    01-17-2020, 02:13 PM Go to last post
  29. Test/review of LG 18650 HG2L 3000mAh (Cyan)

    Started by HKJ, 01-17-2020 10:59 AM
    • Replies: 0
    • Views: 170
    01-17-2020, 10:59 AM Go to last post
  30. xstar vp4 or nitecore d4

    Started by wicky998, 01-12-2020 09:25 PM
    • Replies: 4
    • Views: 370
    01-16-2020, 07:28 PM Go to last post
  31. Popcorn SkyRC — IFA 2014 — MC3000 charger-analyzer

    Started by kreisl, 08-30-2014 05:26 AM
    175 Pages
    1 2 3 4 5 ... 175
    • Replies: 5,235
    • Views: 1,359,983
    01-16-2020, 01:12 PM Go to last post
  32. Assessing Battery Health Help

    Started by Witterings, 01-16-2020 08:29 AM
    • Replies: 2
    • Views: 235
    01-16-2020, 10:29 AM Go to last post
  33. Charger Rydbatt 16 NiMH JBC038-11

    Started by HKJ, 01-15-2020 10:25 AM
    • Replies: 0
    • Views: 188
    01-15-2020, 10:25 AM Go to last post
  34. Test/Review of LG 18650 MJ1 3500mAh (Green)

    Started by HKJ, 04-02-2016 09:12 AM
    • Replies: 11
    • Views: 3,479
    01-14-2020, 05:14 PM Go to last post
    • Replies: 1
    • Views: 206
    01-12-2020, 11:01 AM Go to last post
  35. Test/review of Kentli AA PH5 3000mWh (Blue)

    Started by HKJ, 12-17-2019 09:27 AM
    • Replies: 3
    • Views: 484
    01-12-2020, 01:29 AM Go to last post
    • Replies: 0
    • Views: 158
    01-11-2020, 11:49 PM Go to last post
  36. Any decent 25500 batteries?

    Started by nzoomed, 12-30-2019 06:25 PM
    • Replies: 5
    • Views: 414
    01-11-2020, 12:58 PM Go to last post
    • Replies: 0
    • Views: 193
    01-09-2020, 04:50 PM Go to last post
  37. Need a good single cell charger, high amps

    Started by john61ct, 01-08-2020 05:42 PM
    • Replies: 3
    • Views: 327
    01-09-2020, 02:53 PM Go to last post
  38. Test/review of NanFu Alkaline AAA

    Started by HKJ, 01-09-2020 10:47 AM
    • Replies: 0
    • Views: 212
    01-09-2020, 10:47 AM Go to last post
  39. Charging LiFePO4 batteries, algorithms

    Started by HKJ, 01-05-2020 10:11 AM
    • Replies: 18
    • Views: 785
    01-08-2020, 05:51 PM Go to last post
  40. Dimmable controller circuit ?

    Started by Raymo99, 01-06-2020 01:03 PM
    • Replies: 2
    • Views: 307
    01-08-2020, 02:20 PM Go to last post
  41. Test/review of FST 21700 4500mAh (Pink)

    Started by HKJ, 01-07-2020 11:13 AM
    • Replies: 0
    • Views: 250
    01-07-2020, 11:13 AM Go to last post

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