U-power UP-GC16-550C10 600C120 solar battery, This is a battery with a useful life of around 1280 life cycles

The price quality of this type of batteries is very competitive, since the savings are differentiated from batteries. This is a battery with a useful life of around 1500 life cycles, with an average depth of discharge of 50%. It is recommended that this type of batteries always work in series, since parallel battery connections can cause a certain wear of some batteries in the system thanks to the internal resistance they have.

Data sheet:
 

• C100 Nominal capacity (120h): 600Ah
• C5 Rated power (100h): 550ah
• Reserve capacity @ 25A: 880 min
• Reserve capacity @ 75A: 225 min
• Operating temperature: -20ºC to +55ºC (always keep the battery charged at least 60% at temperatures below 0°C)
• Length: 318mm (12.52 inches)
• Width: 181mm (7.12 inches)
• Height: 425mm (16.73 inches)
• Weight: 52.00 kg (114.6 lbs)
• ICC Group Size: GC2
• Layout cell: 0
• SUPPORT: B0
• Terminal type: DT, Terminal height: 18.5 mm - 0.73 in, Screw size: 5/16
• Manufacturer Warranty: 12 months