Battery Pack, Battery Capacity 2 Ah, Battery Chemistry Li-Ion, Number of Batteries Included 1, Terminal Type Slide-On, Voltage 18V DC, Charger Input Voltage Not Applicable, Automatic Shut-Off No, Number of Cells 5, Battery Series Not Applicable, IEC Code Number 62133, Overall Height 1 7/8 in, Overall Length 4 5/8 in, Overall Width 3 in, Weight 0.8 lb, Wireless Tool Tracking No