BT Big Button Replacement Rechargeable Ni-MH Cordless Phone Batteries

The BT Big Button cordless phone runs on AAA rechargeable batteries, whether the BT4000 or BT4500 models. It is perfectly normal for these batteries to lose their ability to hold a charge over time. When you notice a reduction in the time your phone works between recharges it is probably time to buy new replacement BT Big Button corldess phone batteries. In this section you will find the correct rechargeable AAA batteries for your BT Big Button cordless phone.