· Chiwonetsero cha LCD, chosavuta kugwiritsa ntchito pazenera la LCD
+ Njira zolipiritsa zambiri (kuwonjezera kulipiritsa, kulipiritsa moyenera, kulipiritsa koyandama)
· Yambitsani kulipiritsa Li-thium, Gel, batire la lead-acid
· Ndi RS485 kulumikizana doko
+ Chitetezo Chambiri: PV array short circuit, chitetezo chamakono cha reverse, batire yowonjezera, chitetezo cholumikizira kumbuyo, pansi pa chitetezo chamagetsi