This brand new cordless phone battery comes with a free 1 Year Warranty. Battery Kings guarantees that it will work with your Cisco 74-4957-01  cordless phone, will perform as well or better than the original counterpart, and will be free of defects. Battery Kings has the widest selection of cordless phone batteries, from hard-to-find replacements for older Cisco Cordless Phones to the newest Cisco cordless phone models.

TYPE:Lithium Polymer

PWR :3.7 Volts    2000 mAh

SIZE:3.3"L x 2.07"W x 0.378"H

 Our part CPP-571 also fits these models