3.6V battery for Panasonic SOUTHWESTERN BELL FF4500, EX2100, ET-1107, TYPE 21, K

Compatible with the battery part numbers:P-P501, KX-A36, TYPE 1, P-P504, P-P508, P-P510, TYPE 21, HHR-P505, KX-TCA14, RCT-3A-C1.

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