Battery Tester 1.5 V / AA/ AAA / C / D / BUTTON / 9 V- BT0507

 *  Easy to See Pointer for indicates real time battery conditions.
    ●   Three-color Scale for to easily check reading the power conditions.
    ●    Wide Usage can test 1.5V,AA,AAA and 9V batteries.
    ●   Rotatable Test Arm easily adapts to different battery types.
    ●   Portable