Telecrane Model : F21-E1B Made in China Remote Wireless Industrial Controller / Hoist Crane Push Button 8 Point Button Tersedia Voltase : 12V, 220V, 380V Price includes : 1 Receiver dan 1 Emitter With 8 action buttons, including seven single speed button, a total stop * Control up to 8 points * Warning devices with battery voltage, the voltage is less than its own circuit. * Security key switch to prevent unauthorized use. * Set by the computer interface to the internal functions * Up / down, east / west, north / south can be set as to whether mutual inhibition. * Alternate 1 key can be set to start, acceleration, flick jump, ordinary functions. Control distance: up to 100 meters IP65, Tahan Hujan