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They run on one CR2 3V lithium battery (included with it), and it has up to 2-year battery life.
Sorry, there was a problem. Please try again later.CR2 3V lithium battery (included) with up to 2-year lifetime.
Sorry, there was a problem. Please try again later.Per the item description: "Works on CR2 3V lithium battery (included) with up to 2-year lifetime."
Sorry, there was a problem. Please try again later.It uses a CR2 lithium battery. One is included.
Sorry, there was a problem. Please try again later.By a battery (which is included)
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