[4-in-1 Remote Control Duplicator] The 4-in-1 Remote Control Duplicator provides a simple and affordable solution for duplicating wireless remotes, car keys, and garage door openers, eliminating the need to carry multiple devices. Always have a duplicate remote or key available in case the original is lost. [Design] This device can clone up to four remote control buttons, each labeled (A, B, C, D) to correspond with different keys, providing versatile control over multiple devices. [High Security] The seamless infrared connection uses data encryption to secure the duplication of any compatible wireless remote control key, storing each password separately for added protection. [Easy to Use] Operating at a 433MHz frequency, the duplicator is user-friendly and allows for quick copying with a portable key fob design. It works reliably at distances up to 50-100 meters, making it a dependable replacement for old remote controls. [Multipurpose Application] The universal remote control duplicator is ideal for short and long-distance control of various devices, including garage doors, electric gates, burglar alarms, elevator controls, boats, and electric curtains, offering comprehensive functionality. Color: White & Black Material: Plastic Package Contents: 3 x Universal Remote Control Duplicator (other products not included) Note: Light reflection and different displays may cause slight color variations compared to the actual item. Measurement may vary by +/- 1-3 cm.