理士蓄电池DJW12-9.0(12V9.0Ah)理士蓄电池用途：•通信 Telecommunications • 储能、电力 Energy Storage、Electric Systems• 应急电源、直流电源 Emergency Power Supply、 DC Power Supply • 医疗、电子设备 Medical、Electronic Equipment • 紧急照明、安防 Em