4PK Axiom (TM) Cordless Home Phone Replacement Battery 700mAh NiCd for Uniden BT-1007 BT-1015 4-Pack Axiom(TM) Battery for Uniden BT-1007 BT-1015 Capacity/Power: 1500mAh. Compatible with phones that use batteries with lower capacity such as 700mAh. Rechargeable Ni-MH Battery.