Ingersoll Rand W7150-K2 1/2-Inch High-Torque Impactool， Charger， 2 Li-ion Batteries and Case Kit<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Power - 1100 ft-lb nut-busting torque from a tool weighing just 6.8 lb – best power to weight ratio in its class</li><li>Durability- High-efficiency rare earth magnet motor， high-capacity variable speed trigger， all-metal drive train， and metal-reinforced housing enable this tool to stand up to the toughest jobs</li><li>Comfort - Optimized balance combined with an ergonomic handle and soft touch over-molded grip provide increased comfort in extended use</li><li>Long life 20V lithium-ion battery delivers high-charge capacity and low internal impedance for maximum power delivery and run time. Intelligent battery management system (BMS)— provides power-level and current control from the battery to the switch to the motor for optimum efficiency</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41jP8HvvxzL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51XkVAgFasL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/511sh5y3i3L.jpg" noproxy>