New Indicator Universal Battery Cell Tester AA AAA C/D 9V Volt Button Checker

Features:
No need for power supply, it can quickly judge whether the power of 1.5V, 9V battery is sufficient, compact and easy to carry.
It can measure 1.5V No. 5, No. 7 batteries, and 9V square batteries. It can measure whether the battery is sufficient, and the pointer directly displays the measurement result.
Three result: red=replace, yellow=low power, green=good.
Easy to red, colour coded meter indicates power level.
Universal Battery Checker Tester AA AAA C D 9V Button.
Test Multiple Sizes 9V: PP3, MN1604, 6F22, 006P 1.5V: AAA, HP16, MN2400, R03 AA, HP7, MN1500, UM3 C, HP11, MN1400, SP11, LR14, UM2 D, HP2, MN1300, SP2, R20,UM1 All kinds of button cell.