Features Easier Testing: This battery checker will accurately display whether the battery is in a bad, low capacity or good voltage state. Battery Tester: Widely applicable to various batteries, including but not limited to C, AA, AAA, D, N, 9V, 6F22 battery and more. Better Display: Digital display enables a clear viewing on the remaining capacity of the battery, very convenient and reliable. Easy Carrying: Comes with a light weight and a compact size as well, the battery capacity meter allows for easy daily carrying. Simple in Work: The whole operation is very simple, which ensures high working efficiency to save both your labour and time. Specification: Item Type: Battery Checker Material: ABS Function: For testing C, AA, AAA, D, N, 9V, 6F22 battery and 1.5V 3V button battery.  Package List:1 x Battery Checker Package List 1 x Battery Checker