Multi Purpose Use Can be used to test different types of household batteries, like AA, AAA, C, D, 1.5V,9V and 1.5V button type
Require no battery Activated by the battery being checked, no battery needed for operation
Simple buy Effective Compact size and lightweight, portable effective battery tester, a must-buy for anyone who uses regular or rechargeable batteries on a regular basis
Easy to Use identify battery status simply by the analog display needle, "good" (green), "low" (yellow), and "replace/recharge" (red)
Simple but effective little battery tester checker, compact size and lightweight, easy to carry.