UNIDEN BT446 ORIGINAL CORDLESS PHONE BATTERY MADE BY UNIDEN FOR UNIDEN CORDLESS PHONES. WILL REPLACE UNIDEN CORDLESS PHONES AS FOLLOWS Buy from us as we are a trusted cordless phone reseller NOTE: THIS IS THE ORIGINAL UNIDEN REPLACEMENT BATTERY MADE BY UNIDEN 1 YEAR WARRANTY 3.6Volt 800mMah NImh Rechargeable Battery WDECT RANGE WDECT 2305 EXTRA HANDSETS WDECT 2315 WDECT 2355 AND + 1,2,3 HANDSETS WDECT3305 WDECT 3355 +1,2,3 WDECT 3315 ALL COLOURS DIGITAL RANGE DSS 7805 EXTRA HANDSETS DSS 7815 DSS 7855 AND + 1,2,3 HANDSETS DIGITAL RANGE DSS 5805 EXTRA HANDSETS DSS 5855+ 1,2 HANDSETS DSS 5865+ 1,2 HANDSETS DSS 7960 DSS 7960+1 DSS 7960+2 UNIDEN DSS7955 UNIDEN DSS 7915 7915+1 UNIDEN DSS7955+1 UNIDEN DSS7955+2 UNIDEN DSS8905 UNIDEN DSS8955 UNIDEN DSS8955+1 UNIDEN DSS8955+2 UNIDEN DSS8955+3WP BT-446 BT909 NOTE: UNIDEN NO LONGER MAKE THE BT909 SO THE BT446 ORIGINAL IS THE REPLACEMENT. THE BT446 IS A BIT LONGER THAN THE BT909 BUT THE BT446 IS A LONGER LASTING BATTERY AND IT DOES FIT IN THE HANDSETS.