The DEWALT DCN680 18 Gauge Brad Nailer drives 18 Gauge brad nails from 5/8 in. to 2-1/8 in. which makes it ideal for fastening decorative molding, casing, kitchen crown, and shoe molding. With its brushless motor powered by a DEWALT 20V MAX Lithium-Ion battery the DCN680 is ready to work without the hassle of using gas, compressor, and hose. Tackle jobs both large and small with the features of a pneumatic tool and the freedom of cordless. - Maximum initial battery voltage (measured without a workload) is 20 volts. Nominal voltage is 18.