12 Pack 9V, Bulk, Corrugate Box Chemistry: Alkaline-Manganese Dioxide (Zn/MnO2) Voltage: 1.5 Capacity: mAh Measurements: 1.9" x 0.7" 48.26mm x 17.78mm Additional Model #'s 1000-UL129VB UL129VB UPC: 076097108431