IQV™ Series provides you with the most intelligent cordless tools on the market today. Our batteries feature integrated microprocessor circuitry that optimizes charging, protects cells and enhances performance. The BT-IQV Battery Analyzer enables you to communicate with the battery's microprocessor and perform an instant diagnostic of any IQv Series battery, allowing you to ensure optimal conditions and extend the life of your batteries. Connecting directly to your computer, the included software provides your battery's charge level, voltage, chemistry, date of birth, serial number and exclusive IQV™ rating. This simple, color-coded rating quickly defines the battery's condition, performance level and warranty status allowing you to make more informed decisions on service or replacement. The BT-IQV is the perfect way to extend the life and performance of your IQv batteries.