Originally supplied with models: TXH2545, TXH2545/CCX, TXH2555, TXH2555X/XAC, TXH2740, TXH2740/CCX

Battery Required : AA Battery 2 pack
Guaranteed Compatible Universal : Anderic RRU401, Use code: 2661, 2735, 2750, 2753... (click here for programming instructions)
Dimensions: 2.00 x 6.00 x 1.00 (W x L x D, inches)