Geilienergy 2.4V 650mAh Rechargeable Phone Batteries Compatible with Uniden BT-1008,BT1008 BT1021 BT-1021 BT-1016 BT1016 CPH-515B, CPH515B(Pack of 2) Voltage: 2.4V. Capacity: 650mAh Type: Replacement Battery. Reachargeable: Yes. Chemistry: Ni-MH Short-circuit protection.It is very safety! Batteries are made with the highest quality materials 100% compatible with original manufacturer equipments and chargers <span class="a-text-bold">Dimension</span>:1.73*0.79*0.39inch(44mm*20mm*10mm) <span class="a-text-bold">Voltage</span>:2.4V <span class="a-text-bold">Capacity</span>:650mAh <span class="a-text-bold">BatteryType</span>:NiMH Over-voltage, over-current, over-charge, and short-circuit protection &amp; Best wire Length for the space <span class="a-text-bold">Apply for</span>BT1021 BT1008 <span class="a-text-bold">For Uniden DECT 6.0 Phone Systems</span>: D1361, D1361BK, D1364, D1364BK, D1384, D1384BK, D1384-2, D1384-2BK, D1384-4, D1384-4BK, D1481, D1481-3BK, D1483, D1483BK, D1483W, D1660, D1660-2, D1660-2T, D1660-3, D1660-4, D1680, D1680-2, D1680-3, D1680-3T, D1680-4, D1680-8, D1685, D1685-2, D1685-3, D1685-4, D1685-5, D1688, D1688-2, D1688-2T, D1688-3, D1688-4, D1688-5, D1760, D1760-2, D1760-2W, D1760-3, D1780, D1780-2, D1780-2BT, D1780-2W, D1780-3, D1780-3BT, D1780-4, D1785, D1785-2T, D1785-2T, D1785-3T, D1788, D1788-2, D1788-3, D1788T, D1880, D2997, D2998, D3097, D3097S, D3098, D3098S, D3580-2, D3580-3, D3588, D3588-2, D3588-3, DECT1363BK, DECT2060, DECT2060-2, DECT2080, DECT2080-2, DECT2080-2W, DECT2080-3, DECT2080-4, DECT2080-5, DECT2085, DECT2085-2, DECT2085-2W, DECT2085-3, DECT2085-4, DECT2085-4WX, DECT2085-5, DECT2088, DECT2088-2, DECT2180, DECT2180-2, DECT2180-3, DECT2180-4, DECT2185, DECT2185-2, DECT2185-3, DECT2188, DECT2188-2, DECT2188-3, DECT2188-4, DECT2188-5, DECT2662, DECT2662-2, DECT2882, DECT2882-2, DECT2882-3, DECT2888, DECT2888-3, WXI2077 <span class="a-text-bold">Cordless Handsets:</span> DCX160, DCX170, DCX170BT, DCX170T, DCX170W, DCX200, DWX207, DCX210, DCX291, DCX309, DCX350 BT1008 battery is different from BT1018 . Their battery size and voltage are the same ,but battery connectors are different .Do not mix them please. When you are not sure whether you purchase the right one ,please refer to the picture we provide. The left side of the plug is MSM plug. When you are not sure whether you purchase the right one ,please refer to the picture we provide. Standard Testing ConditionS tandard Charge Fast Charge Rapid chargeN ominal CapacityC ycle Life Short test