Henan Dirk Electronic Co., Ltd.  

Product Name: F21-4D Crane Remote Control Unit Model NO.: F21-4D Battery Type: AA Battery Material: Plastic Voltage: AC380V/ 36V/220V or DC12V/24V Transmission Distance: >100m Universal: Universal Certification: ISO9001, RoHS, FCC, CE Type: Button Signal Transmission: Radio Waves Application: Cranes, Hoists, Heavy Trucks, Excavator, Trailer, Name: F21-4D Crane Remote Control Unit Control Distance: 100m Unique Code: Over 4.3billon Unique ID Codes Temperature: -35