Assertion: car battery's voltage | /r/CapableOf | drop to a cut-off of 10.5 volts
Facets:
Source sentences:
text: The ampere hour rating is generally defined as the product of (the current a battery can provide for 20 hours at a constant rate, at 80 degrees F (26.6 °C), while the voltage drops to a cut-off of 10.5 volts) times 20 hours.