Uniden BBTY0504101 Model BT446 Genuine Original OEM NiMH Rechargeable Cordless Phone Battery Pack; Equivalent To Uniden BT909, BT1005 And BT504; Fits WHAM; Also Known as BBTY0504001; Pack Of 6 Uniden BBTY0504101 model BT446 Genuine Original OEM Uniden Shipped with Uniden Phones, Manufactured in China by BYD for Uniden - Pack of 6 Battery Rechargeable, Proprietary Battery Size, Nickel Metal Hydride NiMH Battery Chemistry, 800 mAh Battery Capacity, 3.6 V DC Output Voltage Equivalent to Uniden BT909 BT1005 BT504, Also known as BBTY0504001 For use with Uniden Wham Phone Uniden Cordless Phones T94 Series, TWX977 and WXI977 Works with DCT646 DCT6465 DCT648 DCT6485 DCX640 DCT746 DCT746M DCT748 DCT7488 DCX700 TRU446 TRU4465 TRU448 TRU4485 TXC400 TRU5860 TRU5860-2 TRU5865 TRU5865-2 TRU5885 TRU5885-2 TXC580 TRU8860 TRU8865 TRU8880 TRU8885 TRU8888 TRU8866 TCX800 TCX805 TCX860 TRU9460 TRU9465 TRU9480 TRU9485 TRU9488 TRU9466 TRU9496 TCX905 TRU9565 TRU9585 TCX950 TWX955 TWX977 WXI477R