... sealingNickel-plated steel containerOrganic electrolyteSpiral typeWarning:Fire, explosion and severe burn hazard.Do not recharge, crush, ... door lockers, smoke alarm sensors detectors)CMOS memory and RTC backupVehicle tracking , Industrial clocksSea buoys, remote monitoring ... and widely used in utility metering, alarms and security devices, memory back-up, tracking Systems, SART and EPIRB devices and ...