These CR2032 lithium button cells are commonly used in car alarm keyfobs, PDA organisers, calculators & electronic watches/clocks etc. CR2032 batteries have a shelf life of 10 + years. Model No. CR2032 Capacity (m Ah) 210 Voltage (V) 3 Height (mm) 3.2 Diameter (mm) 20 Weight (g) 3.3 Pack Size 1 Also known as: DL2032, BR2032, KL2032, L2032, ECR2032, 5004LC, KCR2032, E-CR2032, KECR2032, SB-T15.