Check the listing for details. 220V Industrial Radio Wireless Remote Control Transmitter&Receiver F21-E1B. Condition: New. Listed at 68.63 USD. Features: 1. There are 8 operation keys, including seven single speed buttons and one total stop button 2. With battery voltage warning device, cut off the circuit when the voltage is insufficient. 3. Can be connected to the computer interface to set internal functions 4. The power button can be set to normal, self-locking and acceleration by the computer. 5. Suitable for single hook single speed, two mechanism jog hoist and industrial control below 6 contacts Specification: Condition: 100% Brand New Operating Temperature: -35℃ to +80℃(regardless of battery temperature) Protection Level: IP65 Weight: Approx. 1411g / 49.8oz Remote Control Parameters: Housing Material: Fiberglass Reinforced Nylon Protection Level: IP65 Transmit Power: