Battery tester multi profi
A multifunctional lamp, fuse and battery tester. Suitable for 1.5V battery (AAA, AA, C, D) and 9V battery (6F22, 006P).
Battery test:
Red = replace
Yellow = low power
Green = good
If the needle does not move, check that the battery makes contact with both terminals before assuming the battery is completely empty.
Keep the test time as short as possible to prevent unnecessary battery drain.
Lamp and fuse test:
Red = defective
Green = good