The Teffrim/FLZOSPER CZK-3690 is a 12V portable, cordless tire inflator with a 10,000mAh battery (some variants listed as 4000mAh or 20000mAh) and a digital pressure gauge, designed for cars, bikes, and sports equipment. It features automatic shut-off, a 150 PSI max pressure, LED lights, and functions as a power bank
