Technical Specification Body only machine Voltage 18 v Max in steel 10 mm Max in wood 135 mm Strokes per Minute 0-2600 spm Stroke Length 26 mm Noise sound pressure 78 dB(A) Noise K factor 3 dB(A) Vibration K factor 1.5 m/sec² Vibration: Cutting Chipboard 8 m/sec² Vibration: Cutting Sheet Metal 3.5 m/sec² Net weight 2.8 kg User Benefits Tool-less blade change. 22 minute charge time with the air cooled Makstar Optimum Charging System. Lithium-ion batteries have greater life spans than their Ni-MH or Ni-Cad counterparts giving 430% greater run time. Lithium-ion’s 40% weight saving means 18 volt power can be obtained by a battery that weighs the same as a 12 volt Ni-MH battery. High comfort grips. LED job light that creates and easy to trace cutting line. Smooth and powerful cutting at the high stroke speed of 2,600spm.