This Bicycle Bike Tire Air Pump Inflator Replacement Hose Tube with Adapters is a portable foot pump with a tank capacity of 50 litres and a voltage of 12.0. Made in China, it is a manual unit that provides easy inflation for bike tires. The 120cm hose tube and included adapters make it convenient to inflate your bike tires on the go. Perfect for cyclists looking for a reliable and efficient inflator to keep their tires properly inflated during rides.