Arris BPB026S Cable Modem Backup Battery 8.4 VDC-2600mAh
ARRIS battery pack for Touchstone TM802 and TM822 telephony modems and TG852 and TG862 residential gateways.
Lithium-ion Battery Pack
Up to 8 Hours of Hold Time
The estimated service life of a lithium-ion battery is 6 to 10 years.
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