Product Description: Wireless Door Remote Controller and Garage Gate Opener Access System Durable Construction: Crafted from high-quality ABS flame retardant material and metal, this remote controller is designed to be durable and wear-resistant, ensuring a long service life. Its robust construction makes it ideal for frequent use in various environments. Advanced Protection Features: Equipped with a built-in charging protection circuit, this device offers comprehensive safety features including overcurrent protection, short circuit protection, and overheat protection. These features ensure reliable and safe operation, providing peace of mind. Extended Wireless Range: With a wireless range of up to 20 meters (22 yards), this remote controller can effectively control RF signals even through walls. This extended range offers flexibility and convenience, allowing you to operate your garage gate or access system from a distance. Versatile Control Capabilities: The single wireless controller supports one host controlling multiple receivers. Impressively, one controller can manage up to 500 motors simultaneously, enabling them to move up and down together. This feature is perfect for complex setups requiring synchronized operation. Compact and Convenient Design: Lightweight and small, this remote controller is easy to carry and handle. The receiver is also designed for easy installation, making the entire system user-friendly and convenient to set up. Enjoy the added convenience and efficiency this product brings to your daily routine. Enhance your access control system with this reliable and versatile Wireless Door Remote Controller. Its durable design, advanced safety features, and impressive control capabilities make it an essential tool for modern garage and gate management.