The DEWALT DCN650 15 gauge angled finish nailer drives 15 gauge angled finish nails from 1-1/4" to 2-1/2" which makes it ideal for fastening crown molding, casing, baseboards, and hardwood floor installation. With its brushless motor powered by a DEWALT 20V MAX lithium-ion battery the DCN650 is ready to go 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.