Cobalt Free Lithium Iron Phosphate (LFP) Battery, safety and long lifespan and high-energy density. Low Voltage safety connection. High Performance Support 1C/1C continual charge and discharge. 6000 cycles at 90% DOD, and 10 years standard warranty. Reliable Built-in intelligent BMS, providing complete protection. Natural cooling, IP20, wide temperature range: -20°C to 55°C. Flexible Modular design, easy to expand, Max. 64 units in parallel (support batteries in parallel with different SOC, auto balance). Suited to residential and commercial applications for increasing the selfconsumption ratio. Convenient Battery module auto networking ( No need to set DIP switches ), easy maintenance, support Deye remotely monitoring and upgrade, support USB drive upgrade the firmware. Eco-Friendly Use environmental protection materials, the whole module nontoxic, pollution-free. Multiple Mounting Methods Standard 19 inch 3U design, support rack mounting, floor-mounted and wall-mounted with wall bracket, saving installation space.