Additional Product Information for the Tanaka Hedge Trimmer THT 2100SB, Kw 0.8, no collecting blade Twist handle. Provides additional comfort by allowing the user to quickly lock the rear handle in one of five different positions, S-Start reduces the amount of pull-force required by 50%. Vibration and Sound Pressure Level (EU model) Testing and average are made according to CE Regulations. Column 1 Model number. Column 2 Vibration Level (m/s2). Last column Sound Pressure Level/db (A)