Replacement Model Excellence: This remote is a perfect replacement for Linear Megacode models including MCT-3 DNT00089, ACT-31B, ACP00879, MCT-11, and DNT00090 MCT-1. Please note, it does not support dip switch garage door openers, ensuring specific compatibility. Broad Compatibility: Seamlessly works with a wide range of Linear garage door openers such as LD033, LD050, LS050, LC075, LDCO800, LSO50, and LSO50-2T. It is also compatible with Linear MegaCode Receivers like MDR, MDR-U, MDR-2, MDRG, MDRM, , -2, and SMDRG. Colour:black Material:plastic Due to different batches, there may be differences in product appearance and printed text, which not affect use Package Contents: 3 * garage door opener Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.