RF 433Mhz Electric Blind Curtain Switch with RF 5 Channels Remote for Electric Roller Shutter Curtain Motor Blinds for Windows Two simple wiring methods:It can be used with the original wall switch and can be directly connected to the motor wiring methods: Features:1: Diversity of control methods:--When curtains are equipped with radio frequency curtain modules, they can not only be controlled by wall switches, but also by wirele remote controls.2: Wide range of application scenarios:--Curtain modules can be paired with different types of curtains. For example: roller blinds, Venetian blinds and other different types of curtains. Not only that, but it can be paired with garage doors and projection screens.3: Flexible, cost-effective, Simple operation:--"Five-in-one": 1 remote control can switch to five different curtains for remote control at any time. For example: the numbers 01-05 will appear on the display. When the fourth button is preed and the display switches to "02", the receiver matching "02" can be controlled.4: Long receiving distance:--Strong reception signal, reception distance up to 100 meters.5. Stable signal, Multiple receivers are used without interference:--Support flexible pairing to enable multiple remote controls to control one/multiple curtain receivers at the same time, making it is convenient to turn on or turn off curtains. ParameterRF Curtain Module:--Input Voltage:AC 110V~240V--Connection port: 8 ports--Size:45*45*16 mm--RF Frequency: 433MHz--Max current: 16Amp--Color: White (Outside Shell)--Receiving Sensitivity: >97dbm RF 433MHz 5-in-1Rontrol:--Size:110*38*15mm--Control channel: 5 channels.--Support encoding: 1527 Learning code--Remote distance : 100 meters (theoretical distance)--Battery : 23A 12V(Include Battery)--Base:Include How To Pair and CLear 433Mhz SignalsHow to pair433Mhz signals:1:Pre the learning button1 time.2:Pre button "UP"1 time; Succeed.How to delete 433Mhz signals:Pre the learning button8 times.; the data has been cleaned succefully. *If you do not understand clearly. Please send us a meage to let us know. We will do our best to service each of our customers. Enjoy your shopping!