... not empty, red for empty)6, Show light for 12V load(shine for working,not shine for not working )7, Show ... light for 8.4V load(shine for working,not shine for not working)8, Show ... light for 5V load(shine for working,not shine for not working)9, ... Show light for 3.3V load(shine for working,not shine for not working) 10, ...