Industrial Remote Switch 433MHz 1CH Waterproof 4 Keys Wireless Transmitter Switch for Crane Light DC 12‑80V Item Type: Industrial Remote Switch Material: ABS, Silicone Operating Frequency: 433MHz Operating Modes: Jog Mode, Self Locking Mode, Interlock Mode, Time Delay Mode Output Mode: Terminal Demodulation Mode: GFSK Control Mode: Waterproof Four Key Remote Control Code Format: Custom Code Remote Control Battery: 2 x AA Batteries (Not Included) Learning code operation: Jog learning code: After the controller is connected to the power supply, short press the learning code key (press once the light flashes once), and then long press the remote control button for 3 seconds, the controller light flashes to indicate the successful learning code, and the working mode is jog mode. Self locking learning code: After the controller is connected to the power supply, short press the learning code key twice (press once the light flashes once), then long press the remote control button for 3 seconds, the controller light flashes to indicate successful learning code, and the working mode is automatic mode. Interlocking learning code: After the controller is connected to the power supply, short press three times to learn the code key (press once the light flashes once), then long press a button of the remote control for 3 seconds (such as A key), the controller indicator light flashes and then lights up, then press another button of the remote control (such as B key) The controller indicator light flashes to indicate successful learning code, the working mode is interlocking mode (such as AB interlock). Delay 5 seconds to learn the code: Controller connected to the power short press four times to learn the code key (press once the light flashes once), and then long press the remote control button for 3 seconds, the controller indicator light flashes to indicate the success of learning the code, the working mode is delayed 5 seconds to automatically shut down mode. Delay 10 seconds to learn the code: After the controller is connected to the power supply, short press five times to learn the code key (press once the light flashes once), and then long press the remote control button for 3 seconds, the controller light flashes to indicate the success of learning the code, and the working mode is delayed for 10 seconds automatic shutdown mode. Delayed 15 seconds to learn the code: After the controller is connected to the power supply, short press six times to learn the code key (press once the light flashes once), then long press the remote control button for 3 seconds, the controller light flashes to indicate the success of learning the code, the working mode is delayed 15 seconds to automatically shut off mode. Delay 20 seconds to learn the code: After the controller is connected to the power supply, short press seven times to learn the code key (press once the light flashes once), and then long press the remote control button for 3 seconds, the controller light flashes to indicate the success of learning the code, and the working mode is 20 seconds delayed automatic shutdown mode.