The Tesla Black+ alkaline batteries in AAA (LR03) size, available in a pack of 10 pieces, 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. Whether you choose the blister or shrink packaging, these batteries offer a dependable energy solution for a wide variety of household gadgets.