T2190 is a portable air pump equipped with four air nozzles, with lights and pressure measurement functions. Built-in battery, power display, TYPE-C charging interface, compact size, novel appearance and other advantages. It also has a built-in high-precision air pressure sensor and USB output function, which can charge your mobile phone in case of emergency. The user can inflate inflatable objects by presetting the tire pressure. When the air pressure reaches the preset tire pressure value, the air pump will automatically stop inflating. Applicable scenarios: all inflatable ball products, bicycle tires, motorcycle tires, electric tires, wheelchair balance vehicles, etc., suitable for inflating and replenishing car tires. It also has LED lights and pressure measurement functions.