Bosch 25618-02 18-Volt Lithium-Ion 1/4-Hex Impact Driver Kit with 2 Batteries, Charger and Bag 25-Percent lighter than the competition Most compact - 25-Percent Shorter than the competition. The most compact design - Only 5.7-Inch Long! Faster and more torque - 2,800 RPM and 1,500 Inch/lbs of torque Highest BPM in category - over 3,200 BPM Led light - for use in dark areas