Type:Garage Remote Control Note:This is a remote control programmed directly on the receiver motor, The principle of operation is to learn the receiver, It is not possible to clone the remote control face to face Frequency:433MHz For keytis 2 NS and keytis 4 NS 4-channel Note: Installation guide not included, we strongly recommend you professional installation. Please check as much as possible to make sure the item is what you need. Tips:The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use. Colour:Black Material:Plastic Package Contents: 1 x Garage Remote Control 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.