The Xiaomi Mijia Compact Portable Electric Air Compressor is a rechargeable device designed for inflating vehicle tires, bicycle tires, and sports balls. It supports an inflation pressure range of up to 150 PSI with a high-precision pressure sensor and automatic shut-off functionality to prevent over-inflation. Powered by a built-in 2000mAh lithium-ion battery, the air compressor offers cordless operation and charges via a USB Type-C port in approximately 1.5 hours. It features a digital pressure display, multiple preset inflation modes, and an integrated LED light for low-light conditions.