Battery Capacity: Polymer battery 802540 500mAhx2 15C power battery Low voltage/high voltage: 8.3v /6.3V Charging time: 60min Use times: 800 charge and discharge cycles Charging port: type-c Charging parameters: 9V 1.5A /5V 1.5A Working mode: 7.4V Motor Motor overcurrent protection: 10A Motor working voltage: 7.4V/5A Working life: 600-1200H Inflation pressure range Preset: 100psi/45psi/8psi 3-120psi Working temperature Charging: 0-45, discharging; -10-45 Inflation speed:20L/min Working time: Single continuous work 10-15min Working noise Distance:1 meter 85dB Color: black Material: Aluminum alloy+plastic Package Contents: 1 x air pump 1 x storage bag 1 pack x parts 1 x data cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.