[SC]Garage Door Remote Receiver 433 868MHz MULTI 300-900MHZ AC/DC 9-30V Receiver with Remote Control

\n2) Very mini size: 5.5cm x 4.5cm x 1.0cm. \n3) One receiver can work with 400 codes. \n4) It will not interfere with other remote controls and receivers. \n5) Selector: With 8 dip switches, the user can make different combinations for different remote controls. Input selector: This receiver can work with AC/DC 9V~30V. However, it is better to change the PIS according to the input. If the input is greater than 24V, shorten pins 2&3; shorten 1&2 if the input is less than 24V. \ncolor: white + black \nMaterial: ABS \nProgram a new remote control \n1) Select the correct brand for the remote control to be programmed by moving the dip switches UP or DOWN. For example, 433.92Mhz Marantec remote controls, just move Dip switch 7 UP. \n2) Press the learning button. The LED light will turn on. \n3) Press the button on the remote control, the LED light will flash 4 times. This means the remote control has been successfully programmed. \n4) Repeat step 2 for another button. \n5) The programming procedure for the second channel is the same. \nDelete all data from the memory card: Press and hold either learning button. The LED light will flash. Keep the button pressed until the LED light turns off. All saved data on the memory card will be permanently deleted and cannot be recovered \nCompatible: \nAll 433.92mhz fixed code remote controls. \nPackage contents: \n1 x Receiver \n3 x Remote control \nOnly the above package content, other products are not included. \nNote: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The allowed measurement error is +/- 1-3 cm.