... : 100mA; Operating temperature range: -55 ^+85 Primary Lithium Battery Type ER9V has the advantages of high energy density, high ... plateau voltage), long operating time (over 8 years) for continuous low current discharge with medium current pulse and low ... Smoke detector, Memory Backup, Professional electronics, Measuring instrument Fanso 1.2Ah ER9V lithium primary battery equivalent to Saft LS9V U9VL