May 1, 2022 · r/Ultralight is the largest online Ultralight Backcountry Backpacking community! This sub is about overnight backcountry backpacking, with a focus on moving efficiently, packing light, generally aiming at a sub 10 pound base weight, and following LNT principles.

Oct 6, 2022 · Gold plated? no ones do that. Even you search on many manufactures beside China, no one use gold plated clamping for 18650 charger since the 18650 battery cap is not even gold plated too. Passive cooling Most 18650 charger is passive cooling. Cell temp monitoring (+active cooling fan if it detects overheating) see the reason before it.

Oct 21, 2019 · I'm looking for a 18650 charger that can charge a few cells, but also has a USB output that can use the cells as USB power banks (for at least 2.4A output for raspberry pi). I found something close, but this one will disrupt the USB output momentarily when the input power is plugged in or unplugged.

Sep 22, 2012 · Throw both Ultrafire batteries and charger away. They will go KA-BOOM. I mean it (there are plentiful of horror stories here to go with it). Always buy any quality batteries and charger. Check out the AW IMR (Lithium : Nickel - Manganese Oxide) batteries and Nitecore charger. And flashlight should be able to accept any quality batteries just fine.

Oct 1, 2004 · The 18650 battery is soldered in it and likely a 1200mah one at that. I have another light with installed battery with a LED/round COB/and UV smd chips (2) that I like that has two magnets and a pocket clip and is barely larger than an 18650 itself.... very compact.

Jul 12, 2014 · I backpack with a solar charger, goalzero AA battery charger/battery bank (has usb power out), 18650 charger and a traditional battery bank. My devices run on AA, AAA and 18650's. I am considering switching to 18650 and AA batteries with usb charging ports. So that I can ditch the goalzero and 18650 battery chargers and associated cabling.

Jul 1, 2023 · Hi, the LiitoKala Type-C 35T 18650 battery has an USB-C charging port. Can I use the smartphone charger to plug it direcly to a socket or use just the cable to plug it to an USB port of the PC? If yes, can I not buy a dedicated battery charger? The drawing below describes 4 possible scenarios. Are they all possible with a 18650 with USB-C ...

Oct 17, 2023 · I'd recommend just getting a type-c 18650 charger instead, the "self charging" 18650 cells have less capacity and are usually based on lower quality cells than regular 18650s, and they also cost more. Not a great value imo. The Nitecore CI2 is an option, or the XTAR PB2S.

Feb 5, 2023 · Try looking for local vape shops. I find they often stock 18650 batteries and decent chargers. I got a Xtar VC2 charger, a Samsung 39Q, and a Efest 18350 for about $40. Didn't have to deal with shipping fees or wait times. Not a fan of smoking or vaping but I am thankful for the local sources of li-ion cells.

Feb 1, 2023 · I have a crappy lipstick style power bank that I got as tech swag somewhere. It has an 18650 and a small pcb inside, with micro-B and USB-A connectors, which is right for my old phone, and it is in a cheap aluminum shell. It weighs 67g. I'm guessing that is about 45g for the 18650, 10g for the pcb and connectors, and 12g for the shell.