Specification: Name: Wireless car tire air pump Color: as shown in the picture Power: 100W Voltage: 5V/2A Air pressure flow: 25L/min Air pressure range: 3-150 PSI Battery used: Built-in rechargeable lithium battery Other features: digital display The estimated inflation time is as follows: Motorcycle/electric vehicle: 60 seconds Bike/Ball: 20 seconds Small car: 300 seconds Tracheal length: about 15 cm Cylinder diameter: about 15mm Notice: 1. This product cannot be used in SUVs or trucks or spacious cars. 2. For transportation safety, the new machine?s battery capacity is about 50%. Please charge it fully before using it after receiving the goods. 3. Do not turn on the phone during charging, otherwise the motor will short-circuit and cause harm. Package includes: 1 x air pump 1 x inflatable hose 1 x USB charging cable 4 x connectors for different applications 1*Instruction manual