The Tesla Black+ alkaline batteries in AA (LR6) size, available in a 4 pcs. pack, provide a reliable 1.5V power source for your everyday electronic devices. Developed in the EU and manufactured in China, these cells are designed with a focus on environmental safety, containing 0% added cadmium and mercury. These batteries offer a dependable energy solution for a wide variety of household gadgets, whether you choose the blister or shrink packaging.