ZTS MBT-1 Multi Battery Tester
This ZBT tester can give readings on lithium, nickel cadmium and alkaline batteries along with a large variety of sizes. Standard AA, AAA, C, D and the like, in addition to button cells, coin cells CR123's, and more. In fact, the MBT-1 can test over 30 different types of batteries using ten contact points along the front of the unit. You simply place the positive side of the cell up against the corresponding contact, clearly labeled on the device. Then touch the tester lead to the negative side facing up and the bright LED display tells you how much power the battery has inside. Using the MBT-1 is extremely simple and straightforward, all you really need to know is the type of battery you're testing. The tester itself uses four AA batteries.