- This Neff hob's automatic ignition lets you light the flame just by pushing and turning the knob- The powerful 3.3 kW wok burner will have larger pots and pans sizzling in no time- Its continuous cast-iron supports keep your pans firmly in place during cooking- The ergonomic sword knobs are easy to grip and turn with your fingers- Its gas safety cut-off switches off the supply if the flame goes outGAS INSTALLATION: This product requires installation by a qualified gas safe engineer, such as one of our Tech Experts (available in the UK only).ELECTRICAL INSTALLATION: This product requires professional installation to a 13 Amp fused spur by a qualified installer, such as one of our Tech Experts.