DescriptionSUP electric pump adaptor utilizes a standard Schrader fitting to couple with an air compressor or bike/tire pump. With the in the closed position, insert the Schrader fitting and rotate to lock in place. Remove the on the fitting, and connect a standard electric pump.Features- Color: As shown.. - Material: Rubber & copper. - Size: 7.8 x 3.5 x 3.5 cm. - SUP electric pump adaptor utilizes a standard Schrader fitting to couple with an air compressor or bike/tire pump. - With the in the closed position, insert the Schrader fitting and rotate to lock in place. Remove the on the fitting, and connect a standard electric pump - Bike pump or compressor and inflate to the recommended PSI - Because the compressors/tire pumps take time to inflate, it is recommended to inflate the board by hand until it becomes difficult to pump, and then use the adaptor to off the pressure. - Fit for inflatable boat, kayak, caone, paddle sup board, etc.