BT Synergy 3000, 3100, 3105 replacement batteries

Rechargeable pack of two AAA batteries for BT Synergy 3000 cordless telephones, the BT Synergy is a DECT Handset with numerous features such as
caller id
Number calling display
Free speech function
Hands free operation
ISDN
and many others

This twin battery pack Fits the Following BT cordless phones
BT Synergy 3000
BT Synergy 3100
BT Synergy 3105

The Replacement BT synergy 3000 batteries are Nickel Metal Hydride, NI-MH, they are 1.2 volts abd have a storage rating of 800 Milliamps

You should ensure you charge your new batteries for upto 16 hours, please note it may take a few charge cycles before you get full capacity