context: The use of cell phone watches also aims to save electricity. Cell phones in general must be routinely recharged with electricity to meet the energy needs of the battery. While the batteries used on cellphone watches are batteries that are commonly used on watches, which do not need to be re-charged regularly and last longer.
question: Are batteries used in cellphone watches?
answers.text: batteries that are commonly used on watches, which do not need to be re-charged regularly and last longer