Description: Working voltage:DC12V-48V Frequency:315MHz or 433MHz Max.load:less than 40A Work mode:momentary,toggle,latched Size: Approx. 7x 5.5x 2.7cm/ 2.76x 2.17x 1.06inch Specification: About Working mode: Momentary:Push the remote button , the relay connects, release the remote button , the relay dis-connects. Toggle:Push once the remote button , the relay connects , push twice the remote button , the relay dis-connects . Latching:Push the remote button A, the relay connects, push the remote button B, the relay dis-connect. Learning the code Hold the learning button,the indicator turn off;release the learning button,push the remote control button,the indicator light flash 5 times then turn on.It means learn success. Clear the code Continue to hold the learning button.The indicatoor light from turn on to off.Then turn on for a long time.It means clear the code success. Package Includes: 1 Piece Switch Module Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement