PORTABLE ELECTRIC PUMP?: Compact and robust electric air pump made of PA and PE plastic. Practical, light and easy to transport. The perfect choice for travel and outdoor activities2 IN 1 MULTIFUNCTION?: Inflation and deflation design. This electric air pump is perfect for home and outdoor use. ;power supply should be 110-240 volts AC and 12 volts DC cigarette lighter3 NOZZLES: the electric air pump fits most inflatable products with 3 different sized nozzlesWIDELY USED?: Suitable for buoys, water mattresses, inflatable boats, inflatable mattresses, etc. Note: not suitable for balloonsQUICK INFLATION: electric inflator provides quick and complete inflation ; power supply should be 100-240V or 12V DC automatic cigarette lighter. This pump is designed to inflate and deflate items such as air mattresses, air mattresses, etc. It is not designed for continuous use. Prolonged use of 20 minutes may cause overheating and damage the pump. Keep the pump out of reach children. Do not block the inflation/deflation opening and keep it ventilated at all times. For rapid inflation, the motor running time is always used according to the size of the inflation valve.< /p> List of accessories?: Inflation port. Deflation connection Lighting switch. Port outlet. Nozzle. Cigarette lighter. Highlights: Always use the adapter that matches the size of the inflated item valve to inflate and shorten engine running time.