Specifications: Chemistry: Lithium Voltage: 3V Brand: Chateau Dimensions: 20 mm x 3.2 mm Package Type: On a Card Qty: 3 pcs (1 Card of 3) Features: High Energy & Continuous Voltage Supply Long Shelf Life (up to 10 years) Ideal Temperature Resistance Superior Storage capacity Ideal for the following applications: Watches Pagers Calculators PDA Organizers Lights Electronic devices CMOS Equivalent batteries: CR2032