The standard tire pressure is between 2.2-2.5bar, and the tire pressure of different brands and different models will be different. Tire pressure, strictly speaking.
The nominal value of the tire pressure of the Xiaomi balance car is: the maximum load of 70 kilograms (155 pounds)210 kpa (30 pounds\/square inch), usually around 30psi(pounds\/square inch) is appropriate, can be fine-tuned according to the outdoor ambient temperature, driving road conditions and personal weight, it is recommended to use a tire pressure gauge pump to adjust the tire pressure oh.