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 shows whether the battery has sufficient electrolyte and charge levels, effectively indicating to the user (customer or technician) if the battery is in good - working condition. It is designed for quick visual checks.

Answer:

C) Shows the technician whether the battery is good or not, D) Allows the customer to check battery condition quickly