Overview: Numeric type display battery tester Bulti-in on-load resistor for accurate results Auto polarity indication of battery Non polarization testing terminal Adjustable sliding arm for different size of batteries Suitable for 1.5V (AAA/HP16/MN2400/R03/AA/HP7/MN1500/UM3C/HP11/MN1400/SP11/LR14/UM2D/HP2/MN1300/SP2/R20/UM1),