AC 1800 W 7820 RPM Blade length: 36 cm Overload protection Automatic oiling Tool-free chain tensioning/changing Kick-back brake 4.7 kg Black, Turquoise Electric Chainsaw 40cm- Technical specifications- User benefits- Vibration- Health and SafetyThese models are the successors of UC3520A and UC4020A. The oil pump and toolless tension adjustment have been improved and the exterior design has been changed as new born UC3541A and UC4041A series models Features Product colour Black, Turquoise Cable length 0.3 m Overload protection Yes Automatic oiling Yes Oil tank capacity 0.2 L Tool-free chain tensioning/changing Yes Kick-back brake Yes Chain pitch 76.2 / 8 mm (3 / 8") Chain speed 14.5 m/s Chain gauge 1.27 mm Chain bar length 40 cm Blade length 36 cm Idle speed 7820 RPM Power Power 1800 W Power source AC Sound emission Vibration emission 4.7 m/s² Noise level 101.3 dB Sound pressure level 90.3 dB Sound power level 101.3 dB Standard deviation 2.5 dB Uncertainty K 1.5 m/s² Weight & dimensions