1 Pack 9V Carded Chemistry: Alkaline-Manganese Dioxide (Zn/MnO2) Voltage: 9 Capacity: 550mAh Measurements: 1" x 1.9" x 0.7" (25.40mm x 48.26mm x 17.78mm) Additional Model #'s 1000-ULA9V ULA9V UPC: 076097108301