Polarity

Positive and negative polarity of lithium battery cabinet

Red means positive, and black means negative. Be safe when working with batteries. . Knowing which side is positive on a lithium battery is incredibly important for both safety and functionality. Batteries power everything from small electronics to large vehicles, and knowing how to properly handle them can prevent damage and ensure optimal performance. If labels are hard to see, use a multimeter. The polarity of a battery is. . It consists of two electrodes, a positive electrode (anode) and a negative electrode (cathode), which are immersed in an electrolyte solution.