The PAGlink Battery Reader is designed for use with PAGlink intelligent, digital batteries. It enables you to access data stored by the battery’s microprocessor. The data it reveals will assist you in your battery management even if you have only a few batteries. The PAGlink Battery Reader is a compact and lightweight tool that you slide onto the contacts of the battery to display data. It features an easy-to-understand, alphanumeric display that will firstly reveal the battery state of charge, as a percentage.