The details . This innovative black glass venting induction hob with four cooking zones gives you plenty of space to cook but also extracts unwanted cooking odours and fumes thanks to the built-in extractor fan in the centre. So theres no need for an unsightly separate cooker hood. There are nine power levels to choose from a boost mode so you get an extra burst of heat plus a built-in timer which you can set up to 99 minutes so you can be sure to cook each dish perfectly. Thanks to induction technology itll only activate heating once your pan is in the cooking zone saving you energy as you cook. Also the individual residual indicators remain lit until its safe to touch meaning you can soon wipe away any splashes or spillagesPlease note This product . does not. include a carbon filter or an internal or external ducting kit - Please see theRecommended Accessoriestab for additional purchases. Essential info Number of zones 4Hob type InductionExtraction fan speed 3Extraction