Long remote control distance: With a remote control distance of 100 meters, it is suitable for large industrial equipment such as bridge cranes, providing greater operational flexibility and safety High protection level: IP65 protection level, dustproof and waterproof, suitable for use in harsh environments, ensuring the durability and reliability of the equipment in industrial sites Dual-speed switch function: Equipped with 6 buttons and dual-speed switching function, it provides precise control options and is suitable for crane operations with different speed requirements Wide operating temperature range: The operating temperature range is -10°C to +75°C, adapting to various environmental conditions, ensuring stable operation in high or low temperature environments 433 wireless frequency: Using 433 wireless frequency, the signal is stable and there is less interference, ensuring the reliability and accuracy of remote operation, suitable for industrial application scenarios