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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
    4 Pages
    1 2 3 4
    • Replies: 94
    • Views: 93,634
    05-19-2018, 06:48 PM Go to last post
  2. Sticky Thread Sticky: Overview: All eneloop batteries; 2005-2018

    Started by ChibiM, 06-21-2013 03:41 PM
    21 Pages
    1 2 3 4 5 ... 21
    • Replies: 607
    • Views: 399,777
    04-22-2018, 05:43 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: 326
    • Views: 221,205
    01-16-2018, 07:47 PM Go to last post
  4. 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: 75,977
    01-16-2018, 06:20 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
    6 Pages
    1 2 3 4 5 ... 6
    • Replies: 175
    • Views: 161,655
    11-25-2017, 01:40 AM Go to last post
  6. Sticky Thread Sticky: Rewrapping a battery

    Started by HKJ, 02-24-2013 08:27 AM
    3 Pages
    1 2 3
    • Replies: 61
    • Views: 56,399
    08-20-2017, 06:01 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: 42
    • Views: 38,863
    08-18-2017, 06:31 PM Go to last post
  8. 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: 100,804
    04-08-2017, 10:36 PM Go to last post
    • Replies: 1
    • Views: 80
    Yesterday, 09:31 PM Go to last post
  1. need high-discharge AA NiMH

    Started by PiperBob, Yesterday 11:17 AM
    • Replies: 7
    • Views: 204
    Yesterday, 02:17 PM Go to last post
  2. Flashlight body as power source

    Started by DVH8, 05-15-2018 07:33 AM
    • Replies: 2
    • Views: 234
    Yesterday, 01:46 PM Go to last post
  3. Poll Poll: Fluke multimeters: which one do you prefer?

    Started by Schermann, 03-04-2018 10:34 PM
    2 Pages
    1 2
    • Replies: 33
    • Views: 2,616
    Yesterday, 04:56 AM Go to last post
    • Replies: 3
    • Views: 212
    Yesterday, 12:21 AM Go to last post
    • Replies: 4
    • Views: 270
    05-20-2018, 10:17 PM Go to last post
  4. When to throw out batteries?

    Started by jaybiz32, 05-18-2018 12:34 PM
    • Replies: 22
    • Views: 752
    05-20-2018, 05:47 PM Go to last post
  5. SkyRC MC3000 help with Termination setting

    Started by klrman, 05-20-2018 01:17 AM
    • Replies: 14
    • Views: 401
    05-20-2018, 03:49 PM Go to last post
    • Replies: 13
    • Views: 754
    05-20-2018, 11:12 AM Go to last post
    • Replies: 0
    • Views: 117
    05-20-2018, 10:35 AM Go to last post
    • Replies: 18
    • Views: 1,095
    05-20-2018, 10:24 AM Go to last post
  6. Test/review of Sofirn 14500 900mAh (Black)

    Started by HKJ, 05-20-2018 09:50 AM
    • Replies: 0
    • Views: 115
    05-20-2018, 09:50 AM Go to last post
  7. 18650 to 32650 sleeve?

    Started by dealgrabber2002, 05-15-2018 03:36 PM
    • Replies: 5
    • Views: 293
    05-20-2018, 09:42 AM Go to last post
  8. Can you leave Charger plugged in?

    Started by sweetlight, 05-18-2018 07:15 AM
    • Replies: 3
    • Views: 329
    05-19-2018, 09:29 PM Go to last post
  9. Test/Review of Charger SkyRC MC3000

    Started by HKJ, 12-22-2015 03:01 AM
    6 Pages
    1 2 3 4 5 ... 6
    • Replies: 166
    • Views: 41,884
    05-19-2018, 01:22 AM Go to last post
  10. Popcorn SkyRC — IFA 2014 — MC3000 charger-analyzer

    Started by kreisl, 08-30-2014 05:26 AM
    170 Pages
    1 2 3 4 5 ... 170
    • Replies: 5,085
    • Views: 1,060,921
    05-18-2018, 02:20 PM Go to last post
  11. Test/review of Leise AAA 950mAh (White-Blue)

    Started by HKJ, 05-18-2018 08:56 AM
    • Replies: 0
    • Views: 180
    05-18-2018, 08:56 AM Go to last post
  12. Sigh Efest 3400MAH went DOA in a week

    Started by tsask, 05-16-2018 03:15 PM
    • Replies: 5
    • Views: 338
    05-17-2018, 02:46 PM Go to last post
  13. Questions Regarding CR2032 Lithium Batteries

    Started by kilogulf59, 05-14-2018 06:46 AM
    2 Pages
    1 2
    • Replies: 31
    • Views: 910
    05-16-2018, 03:07 PM Go to last post
  14. Test/Review of Analyzing Charger Powerex MH-C9000

    Started by HKJ, 06-20-2014 08:33 AM
    4 Pages
    1 2 3 4
    • Replies: 117
    • Views: 43,363
    05-16-2018, 01:59 PM Go to last post
  15. Test/review of Samsung INR18650-13B M 1300mAh (Pink)

    Started by HKJ, 05-16-2018 09:24 AM
    • Replies: 0
    • Views: 199
    05-16-2018, 09:24 AM Go to last post
  16. USB charger

    Started by eh123456, 05-14-2018 11:57 PM
    • Replies: 2
    • Views: 334
    05-16-2018, 09:18 AM Go to last post
  17. Always on powerbank

    Started by Streak, 05-07-2018 07:44 PM
    • Replies: 10
    • Views: 704
    05-15-2018, 03:52 PM Go to last post
  18. Is this 18650 safe to use? Slightly peeled wrapping

    Started by kofkop, 05-13-2018 03:13 PM
    • Replies: 11
    • Views: 498
    05-15-2018, 03:20 AM Go to last post
    • Replies: 21
    • Views: 2,266
    05-14-2018, 11:22 AM Go to last post
  19. Test/review of Charger TrustFire TR-009

    Started by HKJ, 05-14-2018 06:53 AM
    • Replies: 0
    • Views: 225
    05-14-2018, 06:53 AM Go to last post
  20. Clamp meters magnetization, demagnetization and offset

    Started by HKJ, 05-13-2018 09:43 AM
    • Replies: 0
    • Views: 187
    05-13-2018, 09:43 AM Go to last post
    • Replies: 6
    • Views: 735
    05-13-2018, 08:29 AM Go to last post
  21. Test/review of LG 18650 C4 2800mAh (Brown)

    Started by HKJ, 05-12-2018 09:37 AM
    • Replies: 0
    • Views: 222
    05-12-2018, 09:37 AM Go to last post
  22. Panasonic phasing out of Cylindrical Battery Business

    Started by IlluminationDomination, 04-07-2018 10:53 AM
    4 Pages
    1 2 3 4
    • Replies: 113
    • Views: 6,252
    05-12-2018, 08:38 AM Go to last post
  23. Can I ship cr123s? I'm in the US.

    Started by Lemurian, 05-11-2018 12:16 PM
    • Replies: 3
    • Views: 308
    05-11-2018, 10:33 PM Go to last post
    • Replies: 2
    • Views: 213
    05-11-2018, 09:42 AM Go to last post
  24. Test/review of Leise AAA 1000mAh (Silver-black)

    Started by HKJ, 05-10-2018 09:15 AM
    • Replies: 0
    • Views: 250
    05-10-2018, 09:15 AM Go to last post
  25. Battery run time question (1 cell vs 2 cells)

    Started by LED Monkey, 04-17-2018 04:39 PM
    • Replies: 11
    • Views: 946
    05-10-2018, 09:02 AM Go to last post
  26. How can you tell circuit board on 18650?

    Started by Fenix Elite, 05-08-2018 08:53 AM
    • Replies: 6
    • Views: 440
    05-09-2018, 03:48 PM Go to last post
    • Replies: 0
    • Views: 289
    05-08-2018, 09:17 AM Go to last post
  27. Disappointed with the Fenix ARB-L16U batteries

    Started by LEDuser5, 04-10-2018 04:51 PM
    • Replies: 5
    • Views: 763
    05-06-2018, 10:15 AM Go to last post
    • Replies: 18
    • Views: 4,108
    05-06-2018, 10:05 AM Go to last post
  28. Test/review of GP Recyko+ Pro U411

    Started by HKJ, 05-06-2018 09:20 AM
    • Replies: 0
    • Views: 258
    05-06-2018, 09:20 AM Go to last post
    • Replies: 0
    • Views: 293
    05-04-2018, 09:02 AM Go to last post
  29. Tests of Alkaline AA Batteries

    Started by MrAl, 04-30-2018 03:42 AM
    • Replies: 10
    • Views: 819
    05-04-2018, 06:21 AM Go to last post
  30. OPUS BC3100 v2.2 not detecting 18650 battery - help

    Started by LRB, 02-25-2018 10:23 PM
    • Replies: 14
    • Views: 1,461
    05-03-2018, 05:08 PM Go to last post
  31. Multimeter review and tear-down, more than 40

    Started by HKJ, 04-26-2018 02:16 AM
    • Replies: 3
    • Views: 825
    05-03-2018, 05:10 AM Go to last post
  32. 18650 wall charger?

    Started by BillG, 05-01-2018 10:33 AM
    • Replies: 5
    • Views: 564
    05-02-2018, 11:57 PM Go to last post
  33. Flashlight with NO low voltage protection

    Started by MrBrown, 04-29-2018 05:50 AM
    • Replies: 11
    • Views: 879
    05-02-2018, 06:14 PM Go to last post
  34. Help me understand direct drive

    Started by Timothybil, 05-02-2018 01:21 AM
    • Replies: 5
    • Views: 566
    05-02-2018, 10:59 AM Go to last post
    • Replies: 9
    • Views: 647
    05-02-2018, 09:46 AM Go to last post
  35. Test/review of Lloytron AA 2700mAh B1025 (Green-black)

    Started by HKJ, 05-02-2018 09:38 AM
    • Replies: 0
    • Views: 329
    05-02-2018, 09:38 AM Go to last post
  36. Question about Klarus k1 & fenix 14500 3.6v??

    Started by SpyderHS08, 04-23-2018 08:50 PM
    • Replies: 4
    • Views: 554
    05-01-2018, 09:52 PM Go to last post

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