Bike batteries don't seem to last as long is they used to, or is it that with age the years go faster? Many of use use our bikes mainly for leisure, so they spend extended periods of idleness where the internal resistance of the battery will discharge it even though it has not actually been used. The tools in this section will help look after your batteries, extending their lives. The bluetooth battery monitor can live on your bike keeping an eye on and you can log into it from your smart phone to see how it is giving you the heads up if it needs charging. Fully discharging batteries is the kiss of death to a motorcycle battery.