Product Introduction: Wireless remote control key for operating rolling shutter doors and garage doors within a range of 25-50 meters in open space. Offers a convenient replacement solution for existing remote control systems. Wide Compatibility: Suitable for use with electric gates, sliding doors, garage door openers, and similar equipment. Compatible with models including T2 868 SLH, T4 868 SLH, DL2 868 SLH, DL4 868 SLH, XT2 868 SLH, XT4 868 SLH, TML2 868 SLH, TML4 868 SLH, XT2 868 SLH LR, XT4 868 SLH LR, 787005 XT2 868 SLH, 787006 XT4 868 SLH, 787009 XT2 868 SLH LR, 787010 XT4 868 SLH LR, 7870091 XT2 868 SLH LR, and 7870101 XT4 868 SLH LR. Programming: Remote can be programmed by following the instructions provided in the video available on the seller's store page. Requires access to the receiver or opener for setup. Specifications: - Frequency: 868 MHz - Code Type: Rolling Code - Buttons: 4 (XT4) - Battery: CR2032 3V lithium battery (included) - Color: White - Material: Plastic - Transmission Distance: Up to 50 meters in open space Intended Use: Designed for use with gate and garage door opening systems. Package Contents: 2 x Garage Door Remote Controls Note: - Installation guide not included. Professional installation is recommended. - Product may vary slightly in color or design due to manufacturing batches. These variations do not affect functionality. - Actual product color may differ slightly from images due to screen resolution and lighting conditions. - Measurement tolerance: ±1-3 cm. - This listing includes only the items specified. Other accessories are not included. - Access to the receiver or opener is required for programming. Ensure compatibility and access before purchase.