JOEBO Electric Submersible Pump Portable Ultra Quiet Rechargeable USB Electric Air Pump 50PB Quick Fill Inflator Charging with 3 Nozzles for Home Car Use Sump Pump

Pressure: 0.44PSLAir volume: 250L/minNoise: less than 85dBCharging time: 4 hoursWorking time: 30 minutesMaterial: ABS plasticSize: about 11x7.5cm/4.33x2.95inColor: black as shownQuantity: 1 setNote:1. This is a product with reflux valve design. 2. The motor still won't stop running even the water outlet is blocked but the reflux valve will be opened and water circulates in the pump in that situation.

• Scope of Application: You can always inflate your beach ball, bounce house, inflatable bed, inflatable boat, inflatable swimming pool, etc.
• Large Capacity Air Pump: Use a powerful 4000mAh lithium battery for instant inflation.
• Portable: Small but powerful motor maximizes airflow for quick and easy inflation.
• Can be widely used in sewage sampling, large flow rate of liquid transfer and low noise for the workplace;
• Large and super large aquarium, small swimming pool, reservoir filling water, fountains, and other purposes.