BT Synergy 3100 Phone Batteries AAA 1.2V NiMH 550mAh x2
Availability: In stock
Perfect replacement AAA 550mAh NiMH cordless phone batteries for the BT Synergy 3100 model. These 1.2V NiMH AAA batteries are design especially for cordless phones. The initial charge time for these batteries is approximately 16 hours, so when you replace your batteries in your BT Synergy 3100 phones please place the phone in the charging cradle and leave it overnight and up to 16 hours. The phone is then ready to use as normal.