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
1083
11148 Test/review of...
by Kos70
1 hour 49 min ago
Topic / Topic starter Replies Views Last postsort ascending
Hot topic Sources for protected, button top 18650 cells
by 817 » Sun, 07/18/2021 - 02:19
21
384 by Neurotoxin
Mon, 07/19/2021 - 02:24
Normal topic Lithium Ion Battery Breakthrough...Is this finally it?
by Th558 » Thu, 06/10/2021 - 20:33
10
420 by Bougie
Sat, 07/17/2021 - 08:50
Normal topic XTAR AA 1.5V Li-ion Battery
by manta » Fri, 07/16/2021 - 10:57
4
154 by id30209
Sat, 07/17/2021 - 03:03
Normal topic 25Rs -- 20Rs -- HE4s For Sale Cheap
by chops728 » Sat, 07/10/2021 - 22:22
5
199 by ShyOne
Thu, 07/15/2021 - 08:32
Hot topic Sofirn 21700 5000mAh (Review)
by Funtastic » Wed, 02/17/2021 - 09:37
17
891 by TheIntruder
Wed, 07/14/2021 - 21:29
Normal topic Battery University...false information?
by Lightgecko » Sun, 01/24/2016 - 00:26
4
1,070 by Firelight2
Tue, 07/13/2021 - 14:45
Hot topic . (Page: 1, 2, 3, 4)
by CRC » Sat, 06/12/2021 - 01:54
94
2,777 by raccoon city
Fri, 07/09/2021 - 19:47
Normal topic Strange Battery
by pirate joe 22 » Sun, 05/09/2021 - 13:44
5
372 by icpart
Fri, 07/02/2021 - 08:04
Hot topic Harvested Samsung 25R from Ego 56V Battery Pack - Quick Question
by stayintheshadows » Sat, 06/12/2021 - 23:37
15
376 by snakebite
Thu, 07/01/2021 - 20:44
Normal topic Wanna Ask Some Questions About EBL Batteries
by Sophiaxiong » Mon, 06/28/2021 - 04:41
10
276 by snakebite
Wed, 06/30/2021 - 08:20
Normal topic Can you ID this 18650?
by JagerLion » Fri, 06/25/2021 - 23:12
6
230 by JagerLion
Mon, 06/28/2021 - 15:31
Normal topic Fun Projects With Li-ion Cells
by chops728 » Sun, 06/27/2021 - 20:28
0
87 by chops728
Sun, 06/27/2021 - 20:28
Normal topic New Lg M48T 21700 4800mah ,More power than LG M50/M50T
by vapcell Dennis » Fri, 06/18/2021 - 23:55
4
277 by vapcell Dennis
Tue, 06/22/2021 - 21:40
Normal topic Epoch Batteries
by pennzy » Tue, 06/22/2021 - 08:51
7
207 by ArtieT59
Tue, 06/22/2021 - 15:43
Hot topic where's the kaboom? (Page: 1, 2)
by Lightbringer » Fri, 06/11/2021 - 01:56
41
995 by JaredM
Mon, 06/21/2021 - 16:08
Normal topic Batteries for Acebeam X45
by crn3371 » Thu, 06/17/2021 - 11:34
6
150 by raccoon city
Fri, 06/18/2021 - 21:24
Normal topic Can I charge 18650 cell W/ an internal charger using an external charger
by FearOfTheDark » Fri, 06/11/2021 - 16:05
5
198 by raccoon city
Wed, 06/16/2021 - 23:40
Normal topic 12 V to 12v deep cycle?
by lampliter » Mon, 06/14/2021 - 11:02
10
255 by wle
Tue, 06/15/2021 - 20:51
Normal topic Capacity Test on 48v Battery without Inverter
by Zebretta » Sun, 06/13/2021 - 22:28
5
139 by Zebretta
Mon, 06/14/2021 - 19:08
Hot topic Custom Aluminium Spare Cell Keyring Carriers
by Moleyman69 » Tue, 06/08/2021 - 11:03
15
429 by cloggy
Sat, 06/12/2021 - 05:59
Normal topic What do you think?
by Cochise334ever » Thu, 06/10/2021 - 12:55
1
100 by bilakos10
Thu, 06/10/2021 - 13:24
Hot topic Tesla's "Secret" Battery (Page: 1, 2, 3, 4)
by SubLGT » Thu, 05/14/2020 - 14:54
110
4,744 by lampliter
Wed, 06/09/2021 - 12:12
Normal topic Budget 18650's from AliExpress (fake HG2 Brown cells)
by Zebretta » Mon, 06/07/2021 - 09:03
5
173 by Zebretta
Tue, 06/08/2021 - 09:02
Hot topic IKEAloops 1000mAh/500mAh no longer made in Japan / New 06-2021 1900mAh+2450mAh IKEAloops (Page: 1, 2)
by ChibiM » Mon, 03/11/2019 - 18:06
37
3,145 by ChibiM
Tue, 06/08/2021 - 03:28
Normal topic Where to find LiFePO4 batteries of good quality?
by mcmayer » Mon, 06/25/2018 - 09:52
12
1,695 by Zebretta
Mon, 06/07/2021 - 09:14
Hot topic Rust-colored film on top of cell?
by Robin Dobbie » Thu, 05/27/2021 - 01:59
21
431 by vapcell Dennis
Sun, 06/06/2021 - 05:53
Normal topic Another customized version of Samsung 21700 50G is available for the market
by vapcell Dennis » Sat, 06/05/2021 - 03:37
3
166 by thefreeman
Sat, 06/05/2021 - 05:11
Hot topic 21700 battery advice needed
by Cloud » Tue, 06/01/2021 - 19:13
25
502 by GhostJoe
Thu, 06/03/2021 - 11:28
Hot topic Are my Panasonic NCR18650B batteries safe?
by warzinak » Wed, 05/26/2021 - 12:39
15
363 by haze
Mon, 05/31/2021 - 02:37
Normal topic How do you group your batteries
by zoulas » Sat, 05/29/2021 - 21:17
10
275 by Lightbringer
Sun, 05/30/2021 - 14:48
Hot topic How long do NIMH batteries last?
by Bort » Fri, 05/28/2021 - 09:14
26
438 by samgalax
Sat, 05/29/2021 - 01:05
Hot topic Best rechargeable aa and aaa batteries. (Page: 1, 2)
by Jimo » Tue, 05/25/2021 - 15:20
60
1,232 by KeepingItLight
Fri, 05/28/2021 - 21:22
Normal topic Li ion batteries at 0v
by how2 » Wed, 05/19/2021 - 12:01
11
343 by def_nvar
Fri, 05/28/2021 - 18:23
Normal topic A quick read on basic Li-Ion history & ongoing development
by slmjim » Fri, 05/28/2021 - 07:18
1
88 by Parametrek
Fri, 05/28/2021 - 10:16
Hot topic When and how a 18650 li-ion battery will eventually die?
by xtarflashlight » Fri, 05/21/2021 - 05:25
17
621 by Bort
Thu, 05/27/2021 - 10:31
Hot topic Need new cells, what is the current hotness?
by bdiddle » Tue, 05/25/2021 - 18:58
16
514 by GhostJoe
Thu, 05/27/2021 - 09:52
Normal topic 18650 battery identification
by itsonlyme » Thu, 05/20/2021 - 05:21
11
282 by Sirstinky
Tue, 05/25/2021 - 15:28
Normal topic Lithium Sizes
by zoulas » Sat, 05/22/2021 - 06:00
13
379 by zoulas
Sat, 05/22/2021 - 14:26
Hot topic Tesla model 3 2170s (Page: 1, 2)
by Jabe1 » Sat, 04/10/2021 - 15:27
32
1,327 by ShyOne
Sat, 05/22/2021 - 06:04
Hot topic Aluminum-Ion batteries
by pennzy » Tue, 05/18/2021 - 21:43
16
492 by def_nvar
Fri, 05/21/2021 - 02:05
Normal topic Using nimh to jump start a car
by arow55 » Tue, 05/18/2021 - 17:15
14
403 by Scallywag
Thu, 05/20/2021 - 01:18
Hot topic Anyone upgrade an older drill to lithium? How's it working?
by Robin Dobbie » Mon, 05/17/2021 - 09:15
20
551 by Robin Dobbie
Tue, 05/18/2021 - 22:41
Normal topic Astrolux Batteries
by zoulas » Sun, 05/16/2021 - 07:04
1
119 by CR888
Sun, 05/16/2021 - 11:39
Hot topic I do not understand this 4 Wire Test Jig
by fogus » Mon, 05/10/2021 - 23:45
20
640 by roostre
Sat, 05/15/2021 - 16:41
Normal topic Results of tests from two orders of 12 Molicel P26A (24 total) high amp cells
by fogus » Sat, 05/08/2021 - 20:52
11
415 by d_t_a
Tue, 05/11/2021 - 10:22
Normal topic Battery capacity testers with low-voltage cut-off?
by Robin Dobbie » Wed, 04/28/2021 - 21:14
3
138 by Robin Dobbie
Tue, 05/11/2021 - 00:08
Normal topic How to make an 18650 storage drainer?
by fogus » Mon, 05/10/2021 - 18:44
3
171 by chops728
Mon, 05/10/2021 - 22:07
Hot topic Help needed! 24v 7ah battery question (Page: 1, 2)
by California_Prepper » Sun, 12/08/2019 - 12:31
53
3,718 by Timnj0979
Sun, 05/09/2021 - 09:40
Hot topic Tiny 10180 Battery Questions (Page: 1, 2)
by Hank33 » Mon, 04/26/2021 - 18:44
41
1,175 by Agro
Sun, 05/09/2021 - 02:54
Hot topic Lishen LR2170LA 21700 "4000mah, 35amp"
by ArtieT59 » Wed, 04/28/2021 - 12:27
17
655 by NiOOH
Tue, 05/04/2021 - 05:52
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