VOLTAGE CHECKER

Simple Description:
1.Quick and easy for voltage of battery and alternator checker (12V DC only)
2.Six LED indicators to show battery charge situation and output of alternator situation
3.With a magnetic board to fix on suitable metasheet of cars easily.
Operation guide:
Car battery with 2 terminals — (+) positive & (-) negative.
To check “Battery” or “Alternator” are the same procedure. Just connect the “Black clip” on (-) negative and touch the “Red probe” on (+) positive.
There is a “Magnetic board” on the back side of the Checker. It could help you to fix the Checker on suitable metasheet of car easily.
Before checking please, clean your car battery terminals & adjust relative belts. Which wilhelp you to find the reasituation of “Battery” & “Alternator”.
Battery check:  
(Engine stop)
If the battery has just been used. Turn on the major lights for 2 minutes. Then to turn off & waiting for 1 minute before checking the battery.
In order to get a correct reading.
If the battery is in good condition that the 1#, 2#, & 3# LED lights wilbe lighting. Otherwise you need to maintain your car battery.
Note: If your car battery is late style or larger capacity. Maybe the 4# (alternator area) LED light wilbe lighting (Not only the 1#, 2#, & 3# LED lights). It is no problem. Alternator check:
(Keep engine running)
Normally make the engine turn at 2000 R.P.M. But some vehicles need high idle for checking duration.
If the alternator is in good condition. 6 LED lights wilbe lighting. Otherwise the facilities & system that mentioned above need to maintain.