Material: ABS + silicone + inner braided inflatable tube + aluminum alloy Finish: molded texture with polished details Dimensions: 105 × 150 × 50mm | Weight: 600g Battery performance: 2500mAh capacity charges via Type-C in about 4 hours; fully charged unit can inflate 2 car tires (size 215/55/R18) Motor: DC brush motor with 22-cylinder mechanism | Maximum air pressure: ≤3.5 bar Modes: supports car motorcycle bicycle and basketball inflation (not suitable for large trucks)