6GFM-100 VRLA BATTERY Widely used in various back up power sources in telephone exchange. 6GFM-100 VRLA BATTERY, AGM BATTERY, SLA BATTERYValve Regulated Lead Acid Battery for various backup power applicationsGeneral Features1.Sealed Construction2.Long Service Life3.Maintenance Free Operation4. Low Self Discharege5. A/V : UL, CE, SA8000 12V100AH vrla battery,rechargeable battery