The weight of TINY PUMP is 2.82oz (without accessories), and it can provide 3.5 kPa(0.5 PSI) pressure in such a compact size. It can in/deflate which meets the vast
majority of needs and be your best partner for outdoors!
 
Specificication
Size: 2*1.7*1.7 inch
Air flow: 180 L/min
Battery capacity: 1300 mAh
Pressure: 3.5 kPa (0.5 PSI)
Charging time: 2.5 hrs
Battery life: 15 mins