Questions about Kärcher WV 2 Plus N

The device is not explicitly described as waterproof, but it can be used on smooth surfaces such as showers. However, it is advisable not to immerse it in water or use it in a damp environment without adequate protection.

Yes, this is included

WV 2 N Number of suction nozzles: 2 ×, Max. Running time: 25 min, Cleaning power: 75 m², Capacity Watt hours: 10 Wh, Equipment: 2 suction nozzles ( 28 cm / 17 cm), Glass cleaner concentrate, Battery, Charger, etc. - Number of suction nozzles: 2 × - Max. Running time: 25 min - Cleaning power: 75 m² - Capacity watt hours: 10 Wh - Equipment: 2 suction nozzles ( 28 cm / 17 cm), glass cleaner concentrate, rechargeable battery, charger, etc. - No. of suction nozzles: 2 ×. WV 2 Premium is 10 Years Edition therefore in black Number of suction nozzles: 2 ×, Max. Running time: 35 min, Separate fresh and dirty water tank, Cleaning performance: 105 m², Capacity Watt hours: 0 Wh

Yes, according to my information, the extension set fits it.