1、Quick Connection: The receiver comes with a pure copper cable with clearly identifiable color and U shaped terminals for your quick wiring. 2、Strong Anti Interference Capability: The transmitter has power monitoring function and shows power condition with LED indicator, 800MHz transmission frequency, strong anti interference capability. 3、Resistant to Oil and Dirt: The remote control kit meets the strict requirements of working in harsh environments. Anti metal dust and oil stain can be achieved for long term use. 4、ABS and Copper Material: The remote control kit is made of ABS and copper material with excellent craftsmanship. It is drop proof, waterproof and acid proof, and safer to use. 5、Applicable Scenes: Our remote control is suitable for cranes, conveyors, coal mining equipment, concrete pumps and other mechanical equipment. Item Type: Crane Industrial Remote Control Model: YU 12D Material: ABS, Copper Remote Control Battery: AA alkaline battery x 2 (remote control is shipping without battery) Application Areas: For crane, conveyor, CNC, coal mining machinery, generator start, concrete pump, grapple, other machinery. 1 x Remote Controller(Shipping Without Battery) 1 x Receiver 2 x Dust Cover 2 x Fuse