Soldering directly on a 18650 lithium battery can be dangerous if done incorrectly.<br />This video explains the right and safe method to solder on 18650 cells using minimum heat and proper surface preparation.<br />Perfect for DIY electronics, battery repair, and beginners learning safe techniques.<br /><br />#18650 #batteryrepair #soldering #electronics #diyprojects #techhacks #voltvigyan
