Feature 1. Powerful power system: No need to wait for high-speed inflation, pure copper motor airflow boosting technology, powerful surge, 10S fast air replenishment, effectively and quickly improve inflation speed 2. Built in intelligent chip: multi-mode precise pressure measurement, high-precision intelligent chip, making pressure measurement more accurate, timely understanding of tire pressure conditions, ensuring safe travel 3. Large capacity lithium battery: The inflation pump uses 2 1800mAh batteries, which have stable power and long battery life 4. One click preset tire pressure: Full and stop for peace of mind. The tire pressure can be pre-set, and once it reaches the predetermined value, the inflation pump will automatically stop inflating, which is convenient and worry free 5.3 Layer Structure Inflatable Pipe: Anti freeze/Explosion proof/Wear resistant Specifications: Battery capacity: 1800mAh 5C battery * 2 Rated voltage: 7.4V Rated power: 80W Pressure flow rate: 17L/min Cylinder block specification: 17 cylinders Net weight of product: 0.44KG Box weight: 0.52KG Product size: 8.5 * 4.8 * 18cm Pressure flow rate: 17L/min Product specifications: Host+power cord+instruction manual Notice: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement.