Cordless Reciprocating SawPower Output:560 WNo Load Stroke Rate:0-2950 spmStroke Length:28.6 mmWeight:3.3 kgLength:425 mmHeight:195 mmUncertainty K1 (Vibration):6.3 m/s²Sound Pressure:87 dB(A)Sound Pressure Uncertainty:3 dB(A)Sound Power:98 dB(A)Sound Power Uncertainty:3 dB(A)Battery Chemistry:XR Li-IonVoltage:18 VBattery Capacity:4.0 AhHand/Arm Vibration (Cutting Boards):26.0 m/s²Hand/Arm Vibration (Cutting Wooden Beams):25.5 m/s²Uncertainty K2 (Vibration):10.6 m/s² SKU: DWT.DCS380M2.220 Brand: DEWALT Country of Manufacture: Mexico Supplier Part Number: DWDCS380M2-220 Voltage Rating: 18 V Unit of Measure: PCS