Check the listing for details. F21-E1B 6 Button Hoist Crane Industrial Remote Control Wireless Transmitter TS. Condition: New – Open box. Listed at 89.65 USD. Note: The remote control needs to be used with the contactor. It cannot be directly connected to a power source. Connecting the power directly will burn the motherboard.[Material]: Glass-Fiber PA .IP65 Waterproof: It can be used normally under harsh environment such as high oil pollution, high humidity and high dust.[Features]: With 8 function buttons ;Program the button function by computer software.[Control distance]: Approx 100m(200 meters is customized) Strong penetrability without aiming.Up/down, east/west, north/south can be programmed to interlock or non-interlock,toggle and normal etc.[Safety]: the remote controller is equipped with a safety magnetic key switch for emergency use. The remote control has a battery voltage alarm device that automatically cuts off the circuit when the voltage is insufficient. Advantage1.Material is Glass-Fiber PA not plastic2.Buttons is German imports3.High quality relay prolong the service life of the remote control4.The cable is more safe and strong5.Label with laser marking Avoid the loss of importantinformation(S/N,CH)Basic information:1.Control distance: Approx 100m(200 meters is customized)2.Material: Glass-Fiber PA3.Operation frequency: 310.0325-331.165 MHz4.Certificates: CE, FCC5.Unique code: Over 4.3billon unique ID codes6.Working temperature: -40°C-+85°CTransmitter specificationsDimensions: 164*75*46mmWeight: 315gMaterial: glass-fiber PAProtection degree: IP65Receiver specificationsPower supply: AC/DC65V-440VDimensions: Size:205*86*80mmWeight: 620gMaterial: glass-fiber PAProtection degree: IP65Safety featuresEach radio remote control system functions in all manner of operational conditions equipped withtheir own unique identity code(ID-code).This means that only the correct control unit can activateand control its matching receiver (crane/machine) for maximum safety.