... : >105min 2.Duration period:3 years 3.No leakage&exploration 4.Safe&environmental friendly 5.No Hg,Cd,Pb 1,Characteristic ... ).3,General3.1,Type: R6(AA,UM3)3.2,Chemical system: Zinc/Zncl2-H2O/MnO23.3,Nominal voltage: 1.5 V3 ... .4,Weight: 14.4 g approx3.5,Duration period: 3 years3.6,Appearance ... -EXTRA HEAVY DUTY BATTERY R6P METALLIC JACKET AA 1.5V 4/B