Shanghai Pudong Airport Hourly rate hotel or only shower facilities

Hi..
Can you share what the hotel name in Pudong Aiport (t2) offering hourly rate with shower facilities? What the latest rates for 4 hours?
OR
Is there any shower facilities in Pudong Airport (payable). Or othe suggestion the cheapest method? I may be arrived in early morning around 5am. So thought to use this facilities before start our day