This portable tire air pump is designed for motorcycles, scooters and industrial equipment. It is made of high-strength ABS plastic and lightweight aluminum alloy, which is both durable and easy to carry. The 5V/2A input voltage and 5A high current output make inflation fast and efficient, and the no-load current is less than 2A, which saves energy and electricity without damaging the battery. The built-in 4000mAh large-capacity battery can be fully charged in 3 hours, and the wide temperature range adaptability from -20℃ to 70℃ allows you to use it with confidence in severe cold and heat.