Battery tester Universal

• Use this innovative item to test all kinds of common use batteries (AA, AAA, C, D, 9V, Button / Coin cell)
• Don't need to guess which batteries to keep and which to throw Away, Require No Battery to Operate, easy to read, digit indicates power level
• A must buy for anyone who uses regular or rechargeable batteries on a regular basis package include 1pc
• Perfect for Home Use, Great small tool can tell you if your battery is good, low, or needs to be replaced
• Test the capacity of your battery in seconds, Double easy-to-read color-coded scales indelicate power level