The battery tester detects the battery power at a second speed, and the battery is no longer wasted. 1xDigital Battery Tester. No need to install the battery, no need to use the battery to detect the battery power, which is very convenient and easy to use.
eBay
What is Included： 1x Dlyfull Universal Battery Checker； 1x AAA battery(pre-installed)； 1x User Manual. REMARKABLY COMPACT: One of the smallest and lightest portable battery checker. A pocket-friendly compact chassis with an anti-slip finish enables a firm grip in your hand for battery checking.
eBay
eBay
Multi Purpose Use - can be used to test different type of household batteries like AA, AAA, C, D, 1.5V,9V and button type. Power Source: Battery Powered. Power source: Battery Powered. Style: Compact.
eBay
A universal battery tester capable of testing most of the popular dry cell types under actual load conditions. Tests PP3 (9 V), AAA, AA, C, D, 4SR44 (6 V), 1.5 V button cells. Tests PP3 (9V), AAA, AA, C, D, 4SR44 (6V), 1.5V button cells.
eBay
To test all different kinds of batteries (AA, AAA, C, D, 9V, mini cell). Test multiple sizes of batteries in one unit. (1.5V: AAA, HP16, MN2400, R03, AA, HP7, MN1500, UM3, C, HP11, MN1400, SP11, LR14, UM2, D, HP2, MN1300, SP2, R20, UM1; 9V: PP3, MN1604, 6F22, 006P. ).
eBay
A universal battery tester capable of testing most of the popular dry cell types under actual load conditions. Tests PP3 (9 V), AAA, AA, C, D, 4SR44 (6 V), 1.5 V button cells. Tests PP3 (9V), AAA, AA, C, D, 4SR44 (6V), 1.5V button cells.
eBay
ANENG LCD Display N D C AA AAA 14500 10440 16340 CR2032 9V Universal Button Cell Battery Tester Volt Capacity Check Detector Capacitance Tool. The battery's reading value will beshown on the LCD. C,AA,AAA,D,N,9V 6F22 batteries and 1.5V/3V button cell.
eBay