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Update: after looking around it seems the new upgraded C4-12 has 2 buttons unlike mine which is a single button. Here’s a pic
Here’s a breakdown of the differences:
I think you’ll like it. It’s well built and I like all the room it’s got especially when charging my 21700’s. I’ve been auto charging some of my married sets of 18650’s and a set that was bought at the same time I’m charging at 0.8 amps. I want to see how much quicker the auto charged sets degrade compared to the set I’m charging more conservative. One thing this charger is good at is keeping cells cool. My xtar and Liitokala get much hotter when I charge at 2 amps then the miboxer does at 3. When it auto charges my 18650’s it takes one hour and 15 minutes or less. Compared to two and a half three hours at .8 amps. Also for a heads up there is a newer version of the C4-12 that is identical but it can set charge rates across all four bays at the same time instead of having to do it bay by bay. I’m not sure of any other differences or a way to differentiate the old C4-12 from the updated one. You just have to ask the vendor I suppose. Anyhow good luck and I hope you enjoy your new charger as much as I enjoy mine.
Update: after looking around it seems the new upgraded C4-12 has 2 buttons unlike mine which is a single button. Here’s a pic
Here’s a breakdown of the differences:
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