R6P UM-3 aa dry battery 1,battery manufacturer 2,OEMservice is available 3, 0% of mercury and camium 4,SGS, CE,ROHS. R6P UM-3 aa dry battery1,expiry period:2years2,application:MP3,Walkman,Toys and so on3,super heavy duty battery4,super leak proof5,paper /shrink packing6,Chemical system:Zn/MnO27,Terminals:protruding posditive(+)and flat negative(-)contacts R6P UM-3 aa dry batteryDuration1)3.9 ohms ...