Uniden BT-446 Nickel Metal Hydride Rechargeable Cordless Phone Battery, DC 3.6V 800mAh, Genuine Uniden, Manufactured by BYD for Uniden Nickel Metal Hydride Rechargeable Cordless Phone Battery. 3.6V 800mAh Compatible With The Following Cordless Phone Models: 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 & WXI477. The BT446 battery is a replacement for the BT909. Manufactured by BYD for Uniden