Description: Compared with the common 220V electric air pumps,for our model GP80-B and GP-80BD electric air pumps, 12V battery is included in the air pump's body, which also include different adaptors, so it is very very conveniently and portably to take them to inflate your inflatable SUP boards, kayaks and inflatable boats, air mats, inflatable toy and your inflatable sofa etc outside, can bring much convenient and fun to your recreation life outdoor. 1. For GP80-B and GP-80BD electric air pumps: High volume (burbine) +High pressure (piston) two stages, one stage is to inflate at the beginning and when it reaches one certain pressure level, the other stage will start work for high pressure.It can inflate to Maximum 12 PSI, enough for most inflatable items including sup boards.Can Inflate and deflate, waterproof control button. 500L/min air speed is very efficient. Air pump GP-80D:
High volume( burbine ) + High pressure ( piston ) two stages;
Automatic stop when selected pressure is reached;
Inflate & deflate, waterproof control button;
LCD back light for night time operation, support inflate & deflate dual actions;
9ft power cord & 6ft tube;
Equipped with shoulder bag;
Easy to use-just plug into your 12V battery for power;
Robust and durable design;
Includes 8 nozzle adapters for inflating tires, sports & other camping equipment.