Kayak Air Nozzle On-Board Inflatable Adapter Is Suitable For Traditional Pumps Features The electric pump adapter uses standard air nozzle fittings to connect to the air compressor or bicycle/tire pump. With the mouth in the closed position, insert the gas nozzle fitting and rotate to lock it in place. Remove the cover on the accessory and connect the standard electric pump Bike pump or compressor and inflate to the recommended PSI Since it takes time to inflate the compressor/tire pump, it is recommended to inflate the plate by hand until it is difficult to pump, and then use an adapter to replenish the pressure. Using high-quality PA66 plastic and alloy materials, durable. Parameter Weight : about 20g Size : 7.69 x 2.9mm Package includes 1 x Gas nozzle Notice: Please allow 1-3cm error due to manual measurement Please understand that colors may exist chromatic aberration as the different placement of pictures. 1111MicrosoftInternetExplorer402DocumentNotSpecified7.8 Normal0 Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.