Number of FAQs related to Sealed Rechargeable Batteries: 2
Look for a stamp on top of the battery. The stamp may be in a date format of YYMMDDXX where:
This indicates the age of the battery.
The discrepancy is not a mistake—the bracket is intentionally designed to be shorter than the battery. When mounted inside an enclosure, the back of the battery rests against the mounting grommets. The lid to the mounting bracket compresses the battery slightly, holding the battery firmly in place.