I know the version I have (Casio fx-115 ES Plus 2nd Edition) is solar powered, but I thought that it could at least store power or use it’s battery when it’s not directly under a light source? As of now, it won’t turn on unless it’s directly under a light source…
I know the version I have (Casio fx-115 ES Plus 2nd Edition) is solar powered, but I thought that it could at least store power or use it’s battery when it’s not directly under a light source? As of now, it won’t turn on unless it’s directly under a light source…