The VDIAGTOOL BT300 is a GREAT entry level battery, alternator, and starter tester!!

In this video we show you how to use the VGIAGTOOL BT300 to test several different types of batteries, and charging/starting systems!
Purchase your BT300 here: amzn.to/49XUeqd
10 % Coupon code: SFGBT300

[@fishonnelson2353]

Thank you!

[@damontslay3582]

How do you tell if your battery is AGM or just regular 12v