A20 20V Li-ion BRUSHLESS Impact Driver, 2-battery kit

ACDelco A20 BRUSHLESS 20V Li-ion cordless Impact Driver Kit, max. 148 ft-lbs Torque, 2 Battry Packs, ARI20155
A20 Brushless Compact Series Tools are designed with power and compact size in heart. The family includes drill driver, impact wrenches, impact drivers, and polisher/sander all share a common slim but powerful 20V max. battery platform. The versatility of A20 series makes it the best choice for the work!
Brushless Motor (BLDC) is advanced motor technologies which integrates electronics control board and servo system in the motor assembly and replaced mechanical commutator contact ("brush") used in traditional brushed motor design. The brushless motor provides many advantages;
* High power-to-weight ratio and precise torque control
* High energy efficiency - 50% longer running time and longer life span
* Eliminating carbon brush/commutator worn out and replacement hassle
* Eliminating sparking and overheat problem
FEATURES
* Powerful Brushless Motor: 148 ft-lbs and long running time & life cycle
* Durable metal gearbox housing
* Variable speed trigger with reversible control & electric brake switch (0 to 2,800 RPM)
* Built-in LED light & battery indicator
* Compact light weight design - comfort for long hours work
SPECIFICATIONS
* Voltage: 20VDC
* Driver: 1/4" Hex Shank
* Max Torque: 148 ft-lbs
* No Load Speed: 0-2,800 RPM
* Impact per minute: 0-3,000 IPM
* Tool Weight: 3.03 lbs