

Simple, portable universal battery tester for standard and rechargeable cells — 9V, AA, AAA, C, D, and 1.5V button type — with an easy-to-read color-coded good / low / replace display.

Ergonomic one-handed battery tester with a V-shaped cradle and an analog color-coded scale that shows remaining charge for 9V, AA, AAA, C, D, and 1.5V button cells — and needs no batteries of its own to operate.

Handheld battery impedance tester that checks stationary, alkaline, and lead-acid batteries up to 500 Ah without taking them off-line — measuring internal resistance up to 40 Ω and voltage up to 40 V, with a pass / warning / fail comparator and RS-232 download.