Model: 6-FM-7 Brand: Yangtze Solar Nominal Voltage: 12V Shape: Square Battery Electrolyte: Acid Installation: Fixed Rechargeable: Rechargeable Material: High purity lead Size: 151 x 65 x 94 mm Weight: 2.1 kg Terminal: Copper or lead Expected Lifespan: 10 years Sealed: Yes Specification: 12V 7Ah AGM Battery Discharge Rate: High Discharge Rate