Kangweisi A-grade lithium battery 51.2V300Ah, 
Wall-Mounted Lithium Battery, 
Floor Standing Lithium Battery. As a lithium battery and inverter manufacturer, the price is very affordable. And the performance is quite stable, and the appearance is exquisite and advanced.
If you need a solar system with 
Off Grid Inverters, 
Hybrid Inverters, and
 solar panels, please contact me and we will recommend the most cost-effective solution for you.
Genuine A-grade lithium battery pack
Storage capacity 15kwh, voltage: 51.2V, capacity 300AH
Number of cycles > 6000 times, service life > 10 years