FIVESTAR 51.2V 150AH 7.68KWH LITHIUM BATTERY 

Usable Capacity 7680WH Nominal Voltage 51.2 Voltage Range 43.2-59.2 Max. Charge & Discharge Current 45A Recommend Charge & Discharge Current 90A MAX. Output Power 4320W Recommend Output Power 4800W Display Screen LED Display DOD 95% Modules Connection 1~5 in parallel Communication CAN/RS485 Ingress Protection IP21 Cycle Life 6000@25°C,80%DOD Working Temperature Range Discharge:-10ºCto+60ºC,Charge:+0ºC+60ºC Product Dimension 720x480x234MM Package Dimension 840x560x320MM N.W 51.3KG G.W 57.1KG Whats in the box: 1x Wall mount bracket 1x Communication Cable 1x Battery Cable 1x Mounting Screw This battery is designed to hold back a percentage of the total capacity to safeguard the lifespan of the battery. 2 Year Repair Warranty Warranties: All  and batteries must be installed by a qualified electrical wireman or Master electrician with a valid registration with the Department of Labour. A valid electrical certificate of compliance (COC) must be issued once installed, specific to the installation of the backup or solar system. The installation must be compliant with SANS 10142 and ALL its parts. Any warranty claim submitted without installation photos, a valid COC and proof of a qualified wireman/master electrician installing the unit, can be rejected and will render the warranty claim null at void.