AAA Carbon Zinc Battery Cell 1.5V, 0.00% Mercury and Cadmium Shelf Life: 2 years 11 years battery manufacturer OEM Available Carbin ... Zinc BatteryR03,Size AAA,UM-4,Super Heavy Duty BatteryProduct and Manufacture Onsite Check ... PortGood quality with best price Capacity: 1) Duration: 23h,discharge under 75 ohm,4h/d to 0.9V2) Duration: 2.4h ...