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