Rechargeable Batteries

Discuss all types of rechargeable batteries here.
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User reviews and tests of all types and sizes of rechargeable batteries
1093
11228 Test/review of...
by d_t_a
01/20/2022 - 22:14
Topic / Topic starter Replies Views Last postsort ascending
Hot topic Deep cycle battery, continuous load
by ZoomieFan » Sat, 03/06/2021 - 04:18
24
678 by jeff51
Mon, 03/08/2021 - 18:12
Hot topic Samsung INR21700-50S (Page: 1, 2, 3)
by cowboygg » Tue, 12/08/2020 - 04:31
79
5,370 by Sunnysunsun
Sun, 03/07/2021 - 02:49
Normal topic Is 18650 still more efficient than 21700?
by leestrong » Tue, 03/02/2021 - 11:39
13
697 by Sunnysunsun
Thu, 03/04/2021 - 01:37
Normal topic Different capacity lipoly in parallel - charging and discharging
by flydiver » Sun, 02/28/2021 - 10:45
0
86 by flydiver
Sun, 02/28/2021 - 18:59
Normal topic Measuring battery internal resistance (always around 50-60 mOhms)
by keenox » Sun, 02/21/2021 - 16:40
9
542 by docware
Sun, 02/28/2021 - 16:00
Normal topic Ugly stains underneath my battery shrink wraps
by Lux-Perpetua » Fri, 02/26/2021 - 14:36
10
375 by Notmyrealname
Sat, 02/27/2021 - 03:06
Normal topic Opinion - mis-sold by reputable seller?
by stronk » Wed, 02/24/2021 - 18:08
8
491 by stronk
Fri, 02/26/2021 - 03:02
Normal topic Question about Acebeam battery imr 21700 np-510a
by ChibiM » Fri, 05/08/2020 - 12:01
8
556 by Oli
Wed, 02/24/2021 - 23:32
Normal topic Fake Samsung 18650-35E?
by stevetto » Mon, 02/22/2021 - 15:25
7
454 by stevetto
Wed, 02/24/2021 - 14:54
Normal topic Is my maths right?
by negev » Tue, 02/16/2021 - 16:31
12
594 by Barkuti
Sat, 02/20/2021 - 00:51
Normal topic HP dm4-1065dx battery for computer needs replacement
by Brawny » Wed, 02/17/2021 - 10:01
6
157 by zoulas
Wed, 02/17/2021 - 11:39
Normal topic Please help: Is this a genuine Samsung 40T?
by Sparkhall » Mon, 09/14/2020 - 07:05
10
985 by zoulas
Mon, 02/15/2021 - 10:52
Normal topic 16650 in 2021?
by buck91 » Sun, 02/07/2021 - 23:31
7
385 by buck91
Sun, 02/14/2021 - 12:55
Normal topic Battery magnets
by negev » Thu, 02/11/2021 - 15:52
10
412 by richbuff
Fri, 02/12/2021 - 15:29
Normal topic Unattended charging
by negev » Wed, 02/10/2021 - 15:46
5
396 by Henk4U2
Thu, 02/11/2021 - 10:07
Normal topic Test of Lithium AA rechargeable Batteries
by jeff51 » Tue, 02/09/2021 - 17:38
4
484 by Chicken Drumstick
Thu, 02/11/2021 - 05:55
Normal topic Molicell P42A date code question...
by d_t_a » Sun, 02/07/2021 - 10:44
3
383 by LTC
Mon, 02/08/2021 - 01:28
Normal topic I Put Together a Couple of Battery Travel Cases!
by KiyoKatu » Sun, 02/07/2021 - 15:07
4
280 by KiyoKatu
Sun, 02/07/2021 - 19:23
Normal topic West Marine VHF 50 replacement battery (BP50)
by sandanbob » Fri, 06/22/2012 - 10:25
11
8,652 by Massimo
Sat, 02/06/2021 - 20:01
Normal topic Is this some kind of a record for IMR 2400 18650s??
by Saul M » Sat, 02/06/2021 - 10:50
4
228 by Sidney Stratton
Sat, 02/06/2021 - 19:26
Normal topic Quick charging/safety query...
by Sarri » Tue, 02/02/2021 - 16:42
6
267 by Sarri
Thu, 02/04/2021 - 15:35
Normal topic help selecting higher capacity 18650's
by ArtieT59 » Wed, 02/03/2021 - 19:37
8
321 by adam7027
Thu, 02/04/2021 - 14:12
Hot topic Protected 14500 Recommendation (Page: 1, 2)
by AFAustin » Sun, 01/31/2021 - 11:01
32
1,015 by TIFisher
Wed, 02/03/2021 - 21:34
Hot topic 18650.UK An example of how Lithium Batteries SHOULD be sold.
by G0OSE » Wed, 01/13/2021 - 10:17
16
846 by CR888
Wed, 02/03/2021 - 01:50
Hot topic Back at it w/ 18650 - Input Needed
by ntg » Mon, 02/01/2021 - 10:59
15
488 by Chicken Drumstick
Tue, 02/02/2021 - 07:25
Normal topic AAAA NiMh rechargeable
by flydiver » Fri, 11/13/2020 - 18:58
11
474 by bansuri
Mon, 02/01/2021 - 03:02
Hot topic New Member needs help with Battery Test Readings
by HowieG » Sat, 01/30/2021 - 17:44
25
591 by jon_slider
Sun, 01/31/2021 - 19:42
Hot topic Best deal for 3500mAh unprotected 18650 cells (Page: 1, 2)
by raccoon city » Thu, 01/14/2021 - 22:31
34
1,397 by d_t_a
Sat, 01/30/2021 - 19:45
Normal topic IMR 26500 Availability?
by Studie » Mon, 08/21/2017 - 12:04
3
384 by Lux-Perpetua
Thu, 01/28/2021 - 00:55
Normal topic High resistance?
by Blazer1 » Wed, 01/27/2021 - 17:33
8
337 by chops728
Wed, 01/27/2021 - 20:33
Normal topic 7V battery - specific size?
by Mraz » Mon, 01/25/2021 - 11:55
5
216 by alpg88
Tue, 01/26/2021 - 14:44
Normal topic Reputable BL-5C battery brands?
by Pete7874 » Sun, 01/24/2021 - 15:57
9
299 by Henk4U2
Mon, 01/25/2021 - 03:38
Hot topic Anyone heard of 18650batterystore.com?
by SKV89 » Sat, 06/23/2018 - 01:08
27
4,262 by Rusty Joe
Sat, 01/23/2021 - 19:46
Hot topic TENAVOLTS AA Lithium 1.5V rechargeable cells (Page: 1, 2)
by Pete7874 » Thu, 09/12/2019 - 14:34
48
4,192 by Lightbringer
Wed, 01/20/2021 - 12:57
Normal topic Is this small dent ok?
by Goatlvl » Sun, 01/17/2021 - 22:03
11
476 by FlashPilot
Wed, 01/20/2021 - 01:40
Normal topic Can't find any Samsung 40T.
by Ledhead » Tue, 01/19/2021 - 15:56
6
268 by Ledhead
Tue, 01/19/2021 - 19:36
Normal topic Does CDR even matter for LED flashlights?
by In.love.with.li... » Mon, 01/18/2021 - 06:28
4
339 by In.love.with.li...
Mon, 01/18/2021 - 15:02
Normal topic Klarus 21700 Replacement
by GunsAndGlass » Mon, 01/18/2021 - 07:19
7
223 by phantom23
Mon, 01/18/2021 - 09:04
Normal topic Whitenergy - laptop battery - Li-Ion - 4400 mAh £3.93 new - worth a punt?
by G0OSE » Sat, 01/16/2021 - 17:52
4
295 by TMaxxJJ
Sat, 01/16/2021 - 18:38
Normal topic How to interpret this parameters about Eneloop AA
by Madeeon » Thu, 01/07/2021 - 09:53
10
513 by d_t_a
Wed, 01/13/2021 - 22:08
Normal topic Kids need AA Rechargeables they have $40 best bang for buck
by millerman » Wed, 01/13/2021 - 08:52
11
437 by bikenber73
Wed, 01/13/2021 - 17:24
Hot topic When cells get old, do they get more dangerous or less?
by wle » Tue, 01/12/2021 - 20:49
24
910 by zoulas
Wed, 01/13/2021 - 14:12
Normal topic 20A vs 10A(and lower) 18650 to my use.
by zamachowiec » Mon, 01/11/2021 - 13:53
4
242 by zamachowiec
Mon, 01/11/2021 - 19:01
Normal topic 14500 selection
by buck91 » Sat, 01/09/2021 - 18:31
5
227 by Ventsi
Sun, 01/10/2021 - 09:33
Normal topic Is there a "one stop shop" so to speak for rechargeable battery recommendations
by Mac_theknife » Thu, 01/07/2021 - 20:18
6
319 by jon_slider
Fri, 01/08/2021 - 00:33
Hot topic Possible fake Samsung 30Q 18650? (Page: 1, 2, 3)
by W1n9m4n » Fri, 07/27/2018 - 16:40
70
5,757 by Goatlvl
Tue, 01/05/2021 - 01:31
Hot topic Li-Ion rechargable AAA batteries?
by river345 » Thu, 12/03/2020 - 11:29
16
921 by Couchmaster
Mon, 01/04/2021 - 11:23
Normal topic Questions about NCR 18650GA in Vapcell AliExpress Store
by Goatlvl » Mon, 12/14/2020 - 02:43
6
370 by Goatlvl
Sat, 01/02/2021 - 09:12
Normal topic Charge new li-ion to 4.2V?
by GBE » Mon, 12/21/2020 - 05:18
12
583 by Lightbringer
Wed, 12/23/2020 - 14:55
Hot topic Can I drill a hole in a stuck battery? (Page: 1, 2)
by DMS1970 » Sun, 12/20/2020 - 19:56
45
1,635 by Marc E
Tue, 12/22/2020 - 17:41
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