ATC 3.6V 800mAH CORDLESS PHONE BATTERY For Uniden BT-446 BT446 BP446, TRU88852,TXC-580 ,TXC-146,TXC-400 Brand New,Worked perfectly with your old phones and give you more taling time. High quality 3.6V 800 Mah Standard battery, Designed to meet or exceed performance of original battery 3*AAA BT-446 NiMH Rechargeable/Replacement Battery 100% compatible with original manufacturer equipments and chargers. 30 Days Money Back, One Year Warranty,24 Hours Customer Supports, Buy with Confidence!