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I will go to a short camping trip with my friends. I don't want to carry too many electricity items. Can I use a portable campstove to charge my vape batteries on a xtar pb2s charger?

Just found a video listed top 5 best 18650 battery chargers in 2020. The chargers on the list are: No.1. Klarus K1 Single Cell Smart Battery Charger No.2. MiBOXER Rechargeable Battery Charger No.3. XTAR MC1 Plus First one-slot Charger No.4. Xtar Dragon VP4 Plus No.5. Armytek Uni C2 Universal...

Does anyone try the xtar pb2s activation function for over-discharged cell? Two of my 18650s can't be charged now, I guess they are over discharged. It seems that all the xtar chargers have this function. I have a pb2s, but I never use it. How do I use it to activate my cells? Much appreciated...

About this question, one of my friends share a video with me. I'd like to share it here. This video explains how the voltage drawn from the battery is regulated and increased with the boost converter assembly, and the voltage obtained with the buck converter assembly is always below the voltage...

My kids have many electric toys with disposable Alkaline batteries. But the batteries last very short and can't be used again. I want to know if there are 1.5v rechargeable cells. Yesterday, I found something new at xtar. They released a 1.5v rechargeable cell charger. BC4? (or other name? I...

Just as the thread, I'm wondering, do disposable vapes die out on their own even if you don’t hit it?