Thank you for viewing. I purchased this last October, but I'm selling it because I don't use it. Operation has been confirmed. ✿ 2 operation modes: manual and automatic. Equipped with 2 air outlets, it can inflate two balloons simultaneously. Note: If the power is insufficient, press one of the holes to inflate. ✿ Compact balloon air pump: There is a power cord storage space, allowing for complete storage. ✿ Size: 20*13.5*16cm Voltage: 100-110V Power: 600w Material: ABS Weight: 930g ✿ Lightweight & compact size, can be used in various scenes: weddings, anniversaries, birthdays, Christmas, parties, cultural festivals