Description Description Newbeat Cordless Blower Brushless 21V 85000 RPM C/W 2 Battery And 1 Charger | Model: NBT-CB-21C-BL Specifications: Model NBT-CB-21C-BL Battery 21V/2.0Ah*2 Rated Power 3000 W Airflow 18 m³/min Maximum wind speed 37 m/s Maximum speed 85000 RPM Blowing scale thrust 400g±20g Noise ≤96db Features: Press and hold the switch for 2 seconds to start the fan mode Variable speed Metal turbine blades Overheat protection Overvoltage protection LED screen