The DEWALT 20V Max Brushless XR 18GA Brad Nailer is a powerful and efficient tool designed for fastening tasks. With a lithium-ion battery technology, this nail gun operates at a higher voltage of 20V for reliable performance. The brushless motor ensures smooth and consistent nail driving, with a nail gauge of 18GA and a maximum fastener size of 2 1/8 inches. Weighing 4 lbs., this nail gun is lightweight and easy to handle, making it ideal for various projects around the yard or garden.