Titan launches taichi 2in1 usb charger first one usb charger with car battery tester in the world this innovative combination leads the world it not only charges your 3c devices in the car but also detects car battery output voltage condition at the same time in order to avoid running out your car battery or detect battery life condition for charger function it features 2 5a max output fitting all mobile devices and 12v24v auto switch function easy carrying and taichi pattern design pre