Feature: 1. Excellent Transmitter: The transmitter has power monitoring function, and indicates the power status with LED, has 800MHz transmission frequency and strong anti interference ability. 2. With Receiver: The receiver comes with a 99.9% pure copper cable, the color is clearly distinguishable, and is equipped with U shaped terminal, which is convenient for quick wiring. 3. Harsh Environment Resistance: The transmitter and receiver are rigorously tested, that can withstand and work normally in harsh environments. 4. Safe and Reliable: The transmitter and receiver are resistant to welding fumes, metal dust, oil, drop, has good waterproof, acid proof ability, safe and reliable to use. 5. Wide Application: The set is suitable for cranes, conveyors, coal mining equipment, concrete pumps and other mechanical equipment. Specification: Name: Crane Industrial Remote Control Material: ABS Remote Control Battery: 2 x AA alkaline battery (battery not included) Application: For crane, conveyor, CNC, coal mining machinery, generator start, concrete pump, grab bucket, other machinery. Package List: 2 x Remote Control1 x Receiver2 x Dust Proof Cover2 x Fuse Note: 1. After use, the main power of the crane should be turned off and the power of the receiver should be cut off.2. Press the reset emergency stop button of the transmitter, and place the transmitter in a safe place. Personnel should not press it randomly to avoid accidents.3. The crane should have the main power relay, limit switch, and other safety facilities.4. Stop using in case of lightning strike or interference.5. During installation or maintenance, the main power supply of the crane and the power supply in the receiver should be turned off to avoid electric shock.