Product specification specific parameters maximum psi 150 battery capacity 7.4V 5000mah number of inflations per charge 8 0-100psi material acrylic auto shutoff feature preset pressure settings inflation time 120-150s 100psi display screen type led charging port type type-c 5v 2a weight 350g dimensions 55*43*29 charging time 60min frequently asked questions faq q1: how fast can this pump inflate a tire, and how many tires can it handle on a full charge a: this mini pump is engineered for speed. It can inflate a standard 700 x 23c road bike tire in approximately 32 seconds. Powered by a 5000mah rechargeable battery, it can fully inflate about 8 tires from 0 to 100 psi on a single charge, making it perfect for both daily maintenance and long-distance rides. Q2: is it compatible with both presta and schrader valves do i need extra adapters a: yes, it features an integrated 2-in-1 valve system that is natively compatible with both presta and schrader valves. The 360 rotatable hose allows for easy attachment at any angle, eliminating the need for fumbling with loose adapters or extra tools during your ride. Q3: do i need to manually monitor the pressure while inflating a: not at all. The pump features an intelligent auto-shutoff function. Simply preset your desired pressure on the led digital display, and the device will automatically stop once it reaches that level. This ensures precision and prevents over-inflation, protecting your tires from damage. Q4: how portable is this...