Feature: 1. Product Usage: Industrial crane remote controller and receiver, suitable for equipment up and down movement and emergency stop control, with stable operation, greatly improving work efficiency. 2. Range and RF Point: The remote control distance is 100 meters (open area), and the RF point is 800MHz, which can meet industrial stability requirements and has a wide range of applications. 3. Secure Performance: The electric crane remote controller features industrial grade design, which has excellent resistance to drop, water, oil, and acid, suitable for various construction environments. 4. Wide Application: This remote controller and receiver kit is suitable for industrial cranes, conveyors, CNC equipment, coal mining machinery, generators, concrete pumps, grab buckets, and other machinery. 5. Portable and Practical: These remote controllers and receiver have a compact structure and portable design, making them easy to store and carry, allowing you to carry them to any construction site. Specification: Item Type: Industrial Remote Controller Material: ABS Voltage: AC380V Remote Controller Power Supply: 2 x AA Battery (not included) Remote Control Distance: Approx. 100m / 328ft (open area) RF Point: 800MHz Features: Drop, Water, Acid, and Oil Resistance Application: Suitable for Crane, Conveyor, CNC, Coal Mining Machinery, Generator Start, Concrete Pump, Bucket, and Other Machinery. Package List: 2 x Remote Controllers 1 x Receiver 4 x Remote Controller Keys 2 x Waterproof Bags 2 x Fuses 1 x User Manual