Product information : Battery capacity: 3 2000mAh lithium batteries Product power: 60W Working voltage: DC 11.1V Working current: ≤6A Piston diameter: 15m Maximum Air Pressure: 150psi Accuracy: ±1.5psi Air volume: 25L/min LED lighting lumen value: 20LM Noise: less than 85db Charging time: 3-5 hours Use time: 40min USB line voltage: 5V Maximum charging current: 12.6v/1a Inflatable port maximum temperature: 70 degrees Celsius Length of air hose: 100mm±10mm Specifications: wireless air pump [USB + cigarette lighter interface], wired air pump [cigar lighter interface] Packing list: Air pump*1 Cigarette lighter connection line*1 Independent air nozzle*1 USB charging cable*1 Flannel bag*1 Inflatable tube*1