CR2032 button battery in 3pack 1.Material:lithium&manganese 2.High quality 3.Low price Product DescriptionCR2032 button battery in 3 packPacking ... :20*3.2mm4.Nominal capacity:210mAh5.Nominal voltage:3V6.Life time:800h7.Operating temperature range:-20°C~+60°C8 ... capacity,low internal resistance,excellent operating output,long cycle life,safty,no memory effect,environment protection,good performance.etc ...