BM310 Car Battery Tester Auto Checker Alternator 12V 6LED Lights Display for Car

Main Features

12V led digital battery mate is a simple but efficacious battery testing tool which can determine the battery state, it’s easy to use and be understood.

Main Functions:
◆ Checking charge level
◆ Functional test of dymano
◆ Checking battery starting capability
◆ Battery overload display

Connections:
Attach the cable clip of the red cable to the plus point(+）of the battery and the cable clip of the black cable to the minus point(-)of the battery.

6 LED Lights:
Alternator state check:
First light (red): Fault
Second light (green): Good
Third light (green): Full
Battery state check:
First light (yellow): Middle
Second light (red): Low
Third light (green): OK

Different Led display to show Battery Sate
☆ Display 1: All Led lights off; Testing results: none Charging Voltage, Dead Battery
☆ Display 2:”ON” led twinkling, other Led off; Testing results:4.6-11.2V Charging Voltage, Engine being hardly turned on, turn off all electrical equipment and charge battery immediately.
☆ Display 3: ”ON” Led ON,”LOW” Led twinkling; Testing results:11.2-11.6V Charging Voltage, Low charged Battery, being charged immediately.
☆ Display 4:”Low” led on, ”Middle” led twinkling; Testing results: 11.6-12.2V Charging Voltage, Middle charged Battery, better being charged sooner.
☆ Display 5: “Middle” Led on; Testing results: 12.2V Charging Voltage, Middle charged Battery, better being charged.
☆ Display 6: “Middle” Led on, ”Full” Led twinkling; Testing results: 12.2-13.1V Charging Voltage, Middle charged Battery, better being charged.
☆ Display 7: “Full” Led on, ”Good” Led twinkling; Testing results: 13.1-14V Charging Voltage, Good battery, Full Charged
☆ Display 8: "Good" Led on; Testing results: 14V Charging Voltage, Good battery, Full Charged.
☆ Display 9: "Good" Led on, “Fault” Led twinkling; Testing results: 14-16V Charging Voltage, Battery may be damaged, Check the engine and tester.
☆ Display 10:“Fault” Led on; Testing results: Above 16V Charging Voltage, fault Battery.

Specification:
★ LED quantity: 6 (2 red, 3 green and 1 yellow)
★ Material of wire: 0.06square millimeter copper
★ Max. voltage and current: 12V 15A
★ Length of wire: 25cm / 9.84in
★ Battery tester size: 12 * 5.2 * 1.8cm / 4.7 * 2 * 0.7in
★ Features: Portable
★ Functions: Improve driving safety
★ Material : Plastic, Copper
★ Color : Gray

Packing List
1 x 12V Digital Battery Alternator Tester
1 x User Manual