One 3V CR2012 Coin Battery
 
Chemistry: LITHIUM PRIM MANGANESE DIOXIDE
Voltage: 3.00
Milliamp hours: 55 mAH
Capacity: 0.06 AH
Weight: 0.01 lb
Length: 0.20 in
Width: 1.75 in
Height: 3.50 in
Termination: FLAT TOP (NO RAISED BUTTON)
Warranty: 12 MONTH FREE W/RECEIPT