Crane Remote Control Hoist Controller 2 Key Switch 3 Proofing Waterproof ABS ShellAC 380V

Crane Remote Control Hoist Controller 2 Key Switch 3 Proofing Waterproof ABS ShellAC 380V.Feature: 1. Easy Control: The wireless controller enables convenient and flexible remote control on the crane, very useful. 2. Wide Utility: Suitable for bridge crane, top cranes, chain cranes, monorails , concrete pump trucks and so on. 3. Sturdy Shell: Sturdy ABS shell is very comfortable to hold, which is also waterproof, insulating and durable. 4. Working Tips: Needs to use with contactor. Cannot connec