DEWALT DCE200M2K 20V Plumbing Pipe Press Tool Kit with Crimping Heads 1/2" - 4" pressing capacity for copper, pex, stainless steel, and carbon steel pipe On board diagnostics which indicates battery life, successful crimp, service needed, and operating temperature range Crimp Connect reporting technology provides detailed reports of work done Forward and reverse triggers for increased ease of use Includes (5) 1/2"-2" Crimping Heads *Maximum initial battery voltage (measured without a workload) is 20 volts. Nominal voltage is 18