MPF Products 4000mAh Extended ATB-T4 40-210325-17 Battery Replacement Compatible with RTI T4 Touch Panel and Zig Bee Universal Remote Controllers Replacement for the following rechargeable battery models: ATB-T4 & 40-210325-17. Compatible with the following RTI universal controller models: RTI T4 Touch Panel and Zig Bee. 7.4V 4000mAh 29.6Wh Extended Li-Poly Battery. 1 Year Replacement Warranty. MPF Products is a Registered Trademark.