How to inflate a camping air mattress for 2 person camping using the built-in foot pump?
1. Open the valve;
2. Cover the hole with the sole of your foot and push down to inflate;
3. Pull your feet out of the hole every time you go up a step;
4. Replace the lid until fully inflated.
How to inflate a pump bag?
1. There are 2 valves on the backing plate, tighten the double duckbill valve.
2. Open the compatible inflation valve.
3. Connect the pump bag to the inlet valve.
4. Blow air into the pump bag, then seal and push the air into the sleeping pad.
5. Replace the lid until the inflatable sleeping pad is fully inflated.