[. . . ] [. . . ] IMPORTANT: Be sure replacement battery is the same size, shape, voltage and polarity as the one you are replacing. Charge for 16 hours before first use. INCORRECT CORRECT MODELS AT&T: 9200, 9301, 9307, 9340, 9350, 9355, 9410, HS-8210, HS-8240, 2117B, 2718B, E2116, E2126, E5908, 5909B, 5945B GE: 22583633EE1, 25836HE1, 25861GE3, 25861EE3, 25931EE2, 25951EE1, 25951EE2, 25951EE3, 25951EK2, 27831FE1, 27831FE2, 27923GE1 V-Tech: ia3864-01, ia5823, ia5854, ia574, ia5845, ia5854, ia5874 [. . . ] [. . . ]