The panel configuration is rated for high wind conditions and the inverters used are string inverters to allow for ease of operations and maintenance by local staff given the remote location. Samoa's energy storage system laughs in the face of: China's Shuangdeng Group brought their A-game, using tech originally developed for Mars rover simulations (we're only half joking). Their secret sauce? A hybrid system combining lithium-ion batteries with old-school lead-acid tech – like pairing. Tesla specialists are on the ground assisting Samoa's electric power corporation engineers to ensure its battery energy storage systems are operating to support Samoa's energy needs during the current power crisis.