The Lemoen 5.12KWH Slim-Line Lithium Ion Battery is a solar battery that uses LifePO4 cells. It has a 10-year cell warranty and a 5-year BMS warranty. The battery is designed for a long service life, beyond 15 years. 
Here are some features of the Lemoen 5.12KWH Slim-Line Lithium Ion Battery:
11CM Slim line design
Excellent BMS design
Positive and negative short circuit protection on the BMS
Can be paralleled up to 15 units
Communication with most Inverter manufactures
1C charge and discharge rate 
The lifespan of a 5 kWh battery depends on the battery chemistry, usage patterns, and maintenance, and it typically lasts between 5 and 15 years.
 
Images may differ from actual product