Question

what is the purpose of the battery eye?
a) indicates the state of charge at the assembly plant
b) indicates to the technician how long to leave the tester connected
c) shows the technician whether the battery is good or not
d) allows the customer to check battery condition quickly

Explanation:

The battery eye is a visual - indicator on some automotive batteries. It allows the customer to quickly check the general condition of the battery without the need for special tools or a technician. It gives a quick visual cue about whether the battery has enough electrolyte and charge.

Answer:

D. Allows the customer to check battery condition quickly