Features: 1) R03 battery, AAA size, SUM4, super heavy duty battery, AAA battery, AAA dry battery, zinc chloride, carbon zinc battery 2) Brand: MITSUBISHI 3) Nominal Voltage: 1.5V 4) Average Weight: 9g 5) Nominal Capacity: 445mAh 6) Test Condition: 75Ω load resistance, discharge 4 hours per day at 20±2℃, end-point voltage 0.9Volt 7) Diameter: 10mm 8) Height: 44.3mm 9) Shelf Life: 3 Years 10) Battery Applicable Products: CD Player, Shaver, Toy, Power light, Flash light, LED light, Clock, etc.