What is the difference between yellow label and blue label batteries?

1 Answers
AllisonRose
07/30/25 1:09am
The differences between yellow label and blue label batteries are as follows: Yellow label and blue label batteries differ in performance, warranty period, and price. Yellow label batteries offer stable performance with a two-year warranty, while blue label batteries come with a one-and-a-half-year warranty. In terms of price, yellow label batteries are more expensive than blue and black label batteries. Additional tips: 1. Avoid storing the battery in a discharged state. A discharged state occurs when the battery is not recharged promptly after use. In this state, sulfation is likely to occur, where lead sulfate crystals form on the plates, blocking ion channels and leading to insufficient charging and reduced battery capacity. The longer the battery remains unused in a discharged state, the more severe the damage will be. When the battery is not in use, it should be charged once a month to extend its lifespan. 2. Regular inspection is essential. During use, if the driving range of an electric bicycle suddenly drops by several kilometers within a short period, it is highly likely that at least one battery in the pack has issues such as broken grids, softened plates, or shedding of active material from the plates, leading to a short circuit. In such cases, promptly visit a professional battery repair facility for inspection, repair, or replacement.
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