Panasonic P-P202 / KX-A38 3.6 Volt 110 mAh Ni-Cd Rechargeable Cordless Phone Batteries, Type 6

Products of Panasonic's long experience with leading-edge technology, are excellent sources for high-energy power in a variety of applications. Boasting highly reliable output, these high-quality power devices provide a variety of features that will contribute to the weight reduction and downsizing of portable products.

Replacement battery for the KX-T4000