New Indicator Battery Cell Tester AA AAA C/D 9V Volt Button Checker Feature: Don\'t for Guess Which Batteries to Keep and Which to throw Away, Place your battery between the two points of the battery tester, and the easy-to-read display will tell you instantly whether you have a dud, or if you can eke out another few minutes of battery life. Checks power level of all 1.5V & 9V batteries Easy to read, colour coded meter indicates power level Tests 1.5V miniature cells Three result: red=replace, yellow=low power, green=good If needle does not move,check that battery is touching both contacts before assuming that it is completely dead. The battery tester may be used to test the following sizes: 1.5V: AAA,for HP16, MN2400, R03 AA, HP7, MN1500, UM3 C, HP11, MN1400, SP11, LR14, UM2 D, HP2, MN1300, SP2, R20,UM1 9V: PP3, MN1604, 6F22, 006P NOTE: The battery tester is activated by the battery being checked. Keep test times as short as possible, to avoid unnecessary battery drain. Color: Black Item size: 110*59*25mm Net weight: 51g Note:AAA battery not include Packing content: 1 x Battery Tester New Indicator Battery Cell Tester AA AAA C/D 9V Volt Button Checker Feature:Don\'t for Guess Which Batteries to Keep and Which to throw Away,Place your battery between the two points of the battery tester,and the easy-to-read display will tell you instantly whether you have a dud,or if you can eke out another few minutes of battery life.Checks power level of all 1.5V & 9V batteriesEasy to read, colour coded meter indicates power levelTests 1.5V miniature cellsThree result: red=replace, yellow=low power, green=goodIf needle does not move,check that battery is touching both contacts before assuming that it is completely dead.The battery tester may be used to test the following sizes:1.5V:AAA,for HP16, MN2400, R03AA, HP7, MN1500, UM3C, HP11, MN1400, SP11, LR14, UM2D, HP2, MN1300, SP2, R20,UM19V: PP3, MN1604, 6F22, 006PNOTE:The battery tester is activated by the battery being checked. Keep test times as short as possible, to avoid unnecessary battery drain. Color: BlackItem size: 110*59*25mmNet weight: 51gNote:AAA battery not includePacking content:1 x Battery Tester