Double safety switch, Ergonomic foldable handlebar, Powerful plowing knives, Anti-tearing cable, Other features: Color: Red, Silver, Mulching slot: 30 cm, AC input frequency: 50 Hz, Height: 51 cm, Height height: 51 cm, Width: 30.5 cm, Package width: 30.5 cm, Weight: 7.09 kg, Package weight: 8.6 kg, Working depth (max): 20 cm, Power: 750 W, AC input voltage: 230 V, Package volume: 0.06 mInstructions for use:Connect the cable of the device with the plug and secure the cable with the release of the clamp. Caution ! To prevent the scarifier from accidentally starting, the handlebar is equipped with a two-position switch which must be pressed before the control lever can be activated. The device turns off as soon as you release the control lever. Repeat this operation several times to ensure that the device is working properly. Before undertaking repairs or maintenance work, you must ensure that the chopping knives are not rotating and that the appliance is not plugged in.The safety space between the device and the user, which corresponds to the handlebars, must always be respected. Be particularly careful when changing direction in front of an embankment or embankment. Be sure to stand securely, wear shoes with non-slip, grippy soles and long pants. Always work transversely to the slope.Be particularly careful when moving backwards and when pulling the scarifier, risk of tripping!