4pcs Battery Tester BT-168 - AA AAA C D 9V 1.5V Button Cell Battery Checker - No Battery Required - Perfect for Home, Office & Emergency Kits

Make Your Life Easier: Tons of batteries all over the house yet cannot find a good one to replace? Still have no idea which battery to keep and which to throw away? Fu Store Battery Tester solves your problems and make your life easier! Test batteries in seconds, tells you when it's time to get a new one. User-Friendly: --Easy to read --Quickly test battery level --Compact size and lightweight design --Self-powered, no need internal battery Battery Tester can be used to test the following sizes : 1.5V-----AAA, HP6, MN2400, RO3, AA, HP7, MN1500, UM3C, HP11, MN1400, UM2,D, HP2, MN1300, UM1 and Cell Button Type batteries. 9V ----- PP3, MN1604, 6F22, 006P Battery capacity criteria: Red= Replace Yellow= Low Power Green= Good Identify battery status simply by the analog display needle. Instant readout makes it A MUST HAVE in your home! Features: Size: 11 × 6 × 2.5 cm Require no battery for operation Good: 1.5V-1.28V| 9V-7.8V Low Power: 1.27V-1.15V| 7.7V-6V Replace: Below 1.15V| Below 6V NOTE: 1. You can simply test battery voltage to determine whether the capacity of the battery is low or high. It won't directly detect the battery capacity precisely. 2. Don't forget: The Battery Tester is activated by the battery being checked. Keep test times as short as possible to avoid unnecessary battery drain.

Multi Purpose Use- can be used to test different type 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)

Note 1. You can simply test battery voltage to determine whether the capacity of the battery is low or high. It won't directly detect the battery capacity precisely 2. Don't forget The Battery Tester is activated by the battery being checked. Keep test times as short as possible to avoid unnecessary battery drain.