Compatibility: This remote control is only with the purple learning button 315 MHz frequency security+the frequency security of the motor of the garage door opening device, and other color learning buttons will not work. (Please check the garage door on the motor of the garage before buying). Lift 370lm, 371 mm, 371LMC, 372LM, 372LM, 373LM artisan 139.53753 139.53985d 139.53993d 940D, 940CD, 940CD, 953 CD Garriage, 953, 953, 953, 953, 953, 953, 953, 953, 953, 953, 9533, replace the replacement of the lifting machine. (For more models, check our compatibility list) Programming Type: This remote control needs to be programmed using the garage door opening device, and the color of the learning button must be purple on the motor, otherwise it will not be used. 2 channel sliding cover mini remote control: The remote control has 2 buttons to control up to up to 2 garages door opening device, and add its small size and leather slide to the button You can carry. Color: Black Material: plastic Package Contents: 2 x 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.