Chemistry: Lithium, Lithium Manganese Dioxide (CR) Voltage: 3 Capacity: 270mAh Measurements: 0.1" x 1" (2.54mm x 25.40mm) Replaces: CR2430, DL2430B, ECR2430BP, 5011LC Additional Model #'s 1000-UL2430 UL2430 UPC: 076097324305