The portable CARSUN electric compressor delivers a maximum pressure of 94 PSI and airflow of up to 20 liters per minute.
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Pressure and airflow
The maximum pressure of 94 PSI is approximately 6.5 bar. This is the compressor’s upper pressure limit, not the appropriate pressure for every tire. When inflating a tire, follow the pressure specified by the tire or vehicle manufacturer.
Airflow reaches a maximum of 20 liters per minute. This figure is useful when assessing inflation performance, but it does not determine inflation time on its own: the size of the tire and its starting pressure also matter. The conditions used to measure maximum airflow are not specified.
The compressor can be used on smaller bicycle and scooter tires as well as passenger car and motorcycle tires. It is therefore useful for routine tire maintenance at home or on the road.
Batteries, charging and power bank function
CARSUN uses two built-in batteries, each with a capacity of 2,000 mAh. The available specifications indicate that it can inflate several tires on one charge, although battery life depends on what you are inflating and the target pressure.
The compressor charges via USB-C, for example from a compatible charger or power bank. It can also function as a power bank itself, charging an external device such as a phone. This adds another use on the road, although charging a phone consumes energy from the compressor’s batteries.
Inflation speed
A stated example gives an inflation time of 24 seconds for a 10-inch scooter tire, from 0 to 3.1 bar. This is a specific example, not a time that applies to every tire; further measurement conditions are not specified.
In a comparison with the Xiaomi Mi Portable Air Pump 2, the CARSUN was two seconds slower. Since the comparison conditions are not specified, the difference should not be treated as a universal result for every use.
Display and controls
The front digital display offers modes for cars, motorcycles, bicycles and balls. These make it easier to switch between uses, but you should still check the set pressure against the requirements of the specific tire or sports equipment.
A button on the right edge releases air. It can help reduce pressure if it is too high and adjust it as needed.
