The W5110 is a powerful, durable, and versatile tool designed for general automotive use 165 ft-lbs of maximum torque, the W5110 delivers all the power you need ó when and where you need it most Strong, lightweight, steel-lined aluminum hammer case protects internal components, while patent-pending metal reinforced housing withstands repeated drops Chemical resistant housing protects against aggressive shop fluids Compact size and hex drive ñ allows for greater accessibility and versatility, allowing quick use with a variety of accessories in the tightest of spaces Patented steel reinforced frame protects against breakage Compatibility with IQV20 Series batteries ó up to 15 hours runtime on a 3.0 Ah battery and up to 8 hours runtime on a 1.5 Ah battery Easy-to-use battery interface makes changing the battery quick and simple Compact and durable motor offers optimal performance and long life Kit includes: (1) W5110 (1) BL2005 20V Li-Ion Battery (1) BC1120 20V Li-Ion Battery Charger (1) Case