Teka telescopic extractor hood (never used)

I did not realise the kitchen I bought came with an extractor. It has never been used and I had i t stored for a while, I also don't have the manual but it can downloaded from the internet. Specifications: Telescopic extractor hood with pull-out integration and 2 speed in steel colour Teka Product description: Discreet and functional telescopic extractor hood, integration with kitchen furniture. This type of extractor hood allows you to extend the extraction area when you need it, remaining invisible the rest of the time. It has an optimum absorption capacity, preventing fumes and bad smells in your kitchen. It has a shielded Ecopower motor, with double turbine, thanks to which less noise is obtained during operation, maintaining maximum extraction efficiency. This extractor hood has 2 speeds plus 1 intensive speed and electronic controls. It has a suction time programmer for greater convenience in use. It has 12-layer filters, which absorb up to 98% of grease, resulting in a hood that is always clean. This hood has a stainless steel front, fingerprint-proof, removable and replaceable. This hood is also automatic. It can be operated in recirculation mode, which means that it does not require an outlet to the outside of the house (optional charcoal filter to be purchased). It has a non-return valve, which generates a correct ventilation circulation. It includes 2 LED lamps, providing optimum lighting. This hood is environmentally friendly, as it generates lower consumption and maximum efficiency. Technical data: Extraction capacity: 226 to 385 cubic metres per hour. Sound power: 57 to 64 decibels. Number of filters: 2 stainless steel filters. Hood dimensions: 600 mm width x 300/490 mm depth x 184 mm height. Weight of hood: 7.10 Kg. Colour: Stainless steel. Model: CNL 6415. Energy efficiency class: G (previously classified as A).