Two working modes: Our electric balloon pump has two different working modes: semi-automatic and automatic. The two working modes are switched using the black switch: the automatic mode ensures rapid inflation, while the semi-automatic mode allows airflow control.Convenient and portable The air pumps for balloons contain two removable nozzle tips with which a balloon can be filled in about 2-3 seconds. Two inflatable holes work at the same time, saving time and effort. In addition, with its lightweight body, portable size and wide handle, this balloon air blower is as portable as possible Efficient InflationCompared to hand pump and mouth blowing, balloon pump 600w is extremely powerful, especially in automatic mode, it can inflate many balloons in minutes. occasions, such as birthday, wedding, graduation party, Christmas, Mardi Gras, school carnival, birthday and any special celebratory activities.Hidden cable box: The electric balloon pump is equipped with a hidden cable box on the side. After use, you can hide the power line in the cable compartment to save space and say goodbye to clutter. There is a non-slip pad on the bottom which is not easy to slip.Product - An electric air blower device for latex air filling and decorative balloons. Double balloon air pump, inflate two balloons at the same time. - Equipped with an automatic protection device, when the balloon air pump is left unattended or during prolonged use, the electric balloon pump will automatically disconnect the power supply. - In use, you can hide the cables to avoid damaging the wires, a safety hazard. - Please note that this device only fills balloons with air. Specification:Pink colorSize: 20.0*13.0*16.0cmMaterial: ABS plastic + copperType: balloonVoltage: 220-240VAir volume: 520L/minPressure: 1.9psiNoise figure: 85dBPower cord length: 1 .6 m Steps (semi-automatic modes):1: Squeeze both sides of the balloon with your fingers2: Cover the inflation port with a balloon3: Inflate downward by pushing the inflation port4: Release the inflation port when the balloon is the right size