Evajoy HF004 Elevated Air Mattress with Built-in Pump, Portable Queen Size Air Mattress WM

How should I inflate an air mattress ? 1.Make sure the ground is flat and free of sharp objects. 2.Open the storage bag and lay the airbed flat on the ground 3.Turn the inflation valve knob to inflate, wait 2-5 minutes, adjust to your comfortable level Why does my inflatable mattress feel like it is losing firmness overnight? PVC will naturally stretch and expand during use. It is normal to relax within 2-3 days of inflation, and appropriate air replenishment can be done. It is recommended not to fill up too much for the first time, and place it for 8-12 hours before use What should I pay attention to when using an airbed while camping? If installed correctly, it can be used outdoors or for camping. A base should be placed between the floor and the mattress to prevent damage from rocks or tree roots. Waterproof fabric and blankets may be suitable. If the air cushion bed is leaking during use, how to solve it? 1. First find the air leak and c