... 1. professional manufacture 2. CE, CCC, RoHS certification 3. 10 years in this field 4. reliable quality and reasonable price CRANE CONTROL ... to 5A as controlling start and stop of remote and widely used in wharf, machine tools, textile ... lines, 6 lines, 4lines, 2 linesWork environ ment 1.Environment temperature:-25~+55 2.Air relative humidity : ≤ ... -80HZ, the acceleration is 0.79; remote control switch