Compact 433 MHz remote controls designed for reliable, secure remote operation and convenient backup or replacement use. Key benefits Secure access: Dynamic rolling code changes with each transmission to reduce the risk of code cloning. Ready when you need it: Pack of three remotes provides spares for family members, multientry points, or quick replacements. Long effective range: 30 to 100 meters in open space for flexible placement and convenient operation. Durable and lightweight: Made from ABS plastic for everyday use. Features Frequency: 433 MHz, compatible with systems that use this frequency and dynamic rolling code authentication. Code type: Dynamic rolling code for enhanced security during each use. Buttons: Two functional buttons for straightforward control of two functions or channels. Range: Effective control range of 30100 meters in open space; actual range depends on the installation environment and obstacles. Material: ABS plastic construction for impact resistance and low weight. Colors: Available in Blue, Reddish Brown, Green, Black, and Yellow. Package contents: 3 x Remote Control. Only the listed items are included. How this product solves common needs lost or damaged remotes quickly without reprogramming entire systems when compatible. Provide multiple users with independent remotes so each person can operate gates, doors, or equipment. Keep a spare remote stored for contingency use or for service personnel. Practical use scenarios Residential gate opener: Mount one remote in the vehicle and keep the spares at home for family members. Garage door or roller shutter: Use one button to open and close and the second button to operate a light or secondary function. Small commercial barrier or access control: Issue remotes to authorized staff for simple, secure access. Additional notes Due to different production batches, appearance and printed text may vary slightly; these cosmetic differences do not affect function. Color displayed in images may vary slightly due to lighting and monitor settings. Physical measurement tolerances may be 13 cm. Ensure compatibility by confirming your system uses 433 MHz frequency and dynamic rolling code before .