RZTX Back Pack Bag Color. Black With Tiny & Fast Air Pump

Material: Water-resistant Polyester or Nylon Capacity: ~20-30 Liters (estimated) Laptop Compartment: Fits up to 15″ or 16″ laptop Pump Power: Rechargeable lithium battery (via USB-C/Micro-USB) Pump Pressure: Suitable for tires, airbeds, inflatables (exact PSI may vary)