12V/24V Automotive Battery Voltage Tester Six Signals LED For Car Motorbike
$18.19
3,11.3V-12V: LOW light flashes, OK light is on. When reaching 12V, the LOW light is on and the other lightsare off. 2, 4.5V-11.3V: OK light flashes, other lights do not shine. When reaching 11.3V, OK light is always on.
