Try leaving them on the charger for longer, first. Think mine took 18 hours before it started showing life again after sitting for ages. Now I store it either with battery out or paper blocking the terminals, seems the way to go.
Try leaving them on the charger for longer, first. Think mine took 18 hours before it started showing life again after sitting for ages. Now I store it either with battery out or paper blocking the terminals, seems the way to go.
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