Product power Wireless: 120W Wired: 120W Voltage Wireless: 7.4V Wired: 12V Current Wireless: 15A Wired: 10A Product function Wireless: Inflation/pressure measurement/lighting/automatic charging and stopping Wired: Inflation/pressure measurement/lighting/automatic charging and stopping Gas flow Wireless: 40L/min Wired: 40L/min Battery capacity Wireless: 2 2000mAh batteries Wired: / (no data) Charging time Wireless: 3-4h Wired: / (no data) Battery life Wireless: 20-30 minutes Wired: / (no data) Product size Wireless: 21*18*5cm Wired: 21*18*5cm Color box size Wireless: 195*220*70mm 0.65kg Wired: 195*220*70mm 0.65kg Box size Wireless: 61*46*30.5cm 24PCS 16KG Wired: 61*46*30.5cm 24PCS 16KG All accessories Wireless: 3 air nozzles, manual, USB charging cable Wired: 3 air nozzles, manual