High Performance Long Life UPS 12V 75Ah Wind Energy Storage Maintenance Free Rechargeable Lead Acid Batteries Model NO. MMDG75-12 Nominal Voltage 12V Discharge Rate Low Discharge Rate Shape Flat Battery Electrolyte Acid Installation Packaged Rechargeable Chargeable Weight 21.50 Kg Capacity 75ah Material ABS Color Black Lifespan 3-5years Shelf Life 1 Year OEM/ODM Accept Features 1 Long Life Features 2 AGM Separator Paper Features 3 Low Self-Discharge Rate Application 1 UPS