![]() ![]() i have 6 LiON 18650s that i charged to 4.2v this spring and checked they earlier this week and they are all still at 4.1-4.08v. Details Or fastest delivery Saturday, July 8. ![]() also, LiON doenst self discharge as much as you think. : Surefire SF123A Box of 24 123A 3 Volt Lithium Batteries 24-Pack : Health & Household Health & Household Household Supplies Household Batteries C 5000 (2.08 / Count) FREE delivery July 10 - 11. ![]() And I keep a 123A disposable Lithium on my keychain as a backup. The SureFire 123A Batteries 12-Pack features high-performance batteries optimized for use with SureFire flashlights. Sometimes in an EDC light, like my little Fenix P1D-CE, where the LED driver circuit "knows" it's a 4.2V rechargeable LiON in there, and just cuts out all the lower light levels so the downshift doesn't create too much heat from the resistors. I use them, but mainly for toys like non-firearm lasers I mess around with. Better be damned sure the electronics of whatever it is can handle the extra 1.2V per cell (if it's in series). And if it's a three-cell light, that's like a whole fourth battery in there. Details Or fastest delivery July 26 - 28. So if it's a two-cell light, that's 2.4 extra Volts. : Surefire SF123A 123A 3-Volt Lithium Batteries 8 Pack : Health & Household Health & Household Household Supplies Household Batteries 3V 1600 (2.00 / Count) 5.49 delivery Monday, July 31. the 2500 or so a disposable 123A Lithium has, the self-discharge rate for LiON is pretty lousy, and worse, a charged LiON 123A has a voltage of 4.2V, not 3V like a disposable Lithium primary 123A. In a high-brightness flashlight where the run-time with conventional 123's is just an hour or so to begin with, that drastic reduction in run-time can be a deal-breaker.īesides the lousy 800mAh (more like 700, probably) capacity, vs. The biggest problem with rechargeable 123's is that they only have about half the capacity of their non-rechargeable counterparts. 5.0 out of 5 stars Highest Quality Reviewed in the United States on J. How customer reviews and ratings work See All Buying Options. Anyone know a place that sells CR123 Lithiums for the same (or less) than Surefire but doesn't charge shipping? SUREFIRE 123A Rechargeable Batteries Includes Charger SFLFP123-KIT. I'd probably order two boxes of the Surefire batteries (two dozen) which would cut the cost down to $2.17/battery.Īre the energizer batteries better? Any reason they are so much more expensive? Are the Surefire CR123s batteries good? Paying shipping fees (especially a $7 fee) sucks. Even with the $7 shipping cost that comes out to $2.46/battery which is still a whole lot cheaper than paying $5/battery. I haven't purchased any batteries in a while, but they were $10 for two Energizer CR123 Lithiums!!! WTF!!! When did CR123s become so darn expensive? I had bookmarked the Surefire CR123 URL a while ago and went to check on their price and it is $22.50 for a dozen. My Fennix flashlight needed new batteries but my stash was depleted so I headed down to Wal-Mart to pick up a dozen CR123s and restock the supply. These LFP rechargeable batteries have significantly less run time than their disposable counterparts.I try and make sure all of my battery operated electronics (optics, flashlights, etc.) run off the same battery type, if possible. Charge termination occurs at 3.65V typical ![]() Every SFLFP123-KIT includes two Lithium Iron Phosphate (LiFePO4) 450mAh 3.2V rechargeable batteries, a two-bay battery charger, and a MICRO-USB to USB-A cable.ġ/4 USB Input 5V/1A, Output 400 mA, 2x 200 mAġ/4 Smart, internal circuitry automatically terminatesĬharge cycle when batteries are at full capacityġ/4 Safety design features provide protection from overcharge, short-circuit, and reverse polarityġ/4 Charge one or two SFLFP123 from 1.5 hours to 3 hours. The included smart charger can fully charge two batteries in three hours, in the convenience of your home, office or vehicle. Safe to use and cost- effective, SFLFP123 batteries retain approximately 80% of their original capacity even after hundreds of charging cycles. The SFLFP123-KIT is the perfect solution for customers who prefer to use rechargeable 123A batteries when powering SureFire illumination tools, including WeaponLights and hands-free lights. Includes two-bay charger for easy, convenient recharging at home or on the go. SFLFP123 batteries are better for the environment because they contain no hazardous heavy metals. SFLFP123 batteries are rechargeable and reusable, saving you hundreds over 123A lithium primary batteries. ![]()
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