Item Condition: New Decoder IC: Rolling Code Type of Programming: Programming with the receiver Open space means no interference. No walls, no doors, no trees, or any other obstructions. Interference from garage doors or brick walls can reduce remote control range significantly. Compatible with: for XT2 433 SLH LR for XT4 433 SLH LR Application: Sliding gate remote control Auto gate remote control Sliding door remote control Rolling door remote control Color: White Material: Plastic Package Contents: 3 x Remote Control (Due to different product batches, the appearance may vary slightly, which does not affect usage) Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3 cm.