Auto battery tester, digital 12 V battery tester, with LCD display and LED indicator, battery monitor for auto, SUV and truck.

General description The car battery tester is a digital instrument programmed to test the 12 V battery, suitable for cars, SUVs and trucks. Easy to use, just connect it to the positive and negative terminals of the battery to quickly obtain information on the status of the battery and generator functions. Technical specification Operating range: 4 - 20 V DC Current accuracy: 0.1 or 0.01 volt Display: 3-wire LCD The tester is equipped with a reverse polarity protection system and high voltage, guaranteeing safe use and extended battery life. When the battery voltage is normal, "BUONO" appears, if it exceeds 20 volts, "ALTO" appears. Use the red wire to the positive terminal and the black wire to the negative terminal to quickly test the battery status.The test provides this indication on the battery charger, displaying battery chargers, media, bass and scarica based on electrical voltage.