A brief introduction :Wireless remote control switch is custom designed . It is safe， flexible recovery operation. Remote control switch can be widely used in garage doors ， electric shutter doors， telescopic doors . The remote control has a high-speed recording . It is a low cost remote control with high quality . Very easy to set up and use.Package Size:12.0 * 10.0 * 8.0 ( cm )Gross weight / Package :0.32 ( kg )Specifications:Wireless remote control switch :Custom DesignSecure and flexible recovery operationsOperating voltage:DC12VCurrent:< 6 mAWorking temperature:-20 ~ +80Receiving frequency :At 315MHz ; 433MHz ofReceiver sensitivity :- 105 dbSize:68 * 48 * 17 mm / 2.68 * 1.83 X * 0.67in ( L * W * H )Code: Learning codeRemote Control:Operating voltage:DC12VOperating Current:10 mATransmitting frequency :315 / 433MHz ofTransmission distance:One hundred metersThis is a new wireless remote controlIn the special design featuresBig button with your thumb or finger is easily controlledØAn output of work:Jogging---- Press a button isOpen. Loosen your fingers with a buttonClose. Need one channel switch and a button on the remote control )Self-locking----- Press a button one timeOpenPress the same button againClose. Need one channel switch and a button on the remote controlInterlocking -------Press a button isOpenPress another button isClose. ( Need one channel switch and two buttons on the remote controlNote Here are four key receivers and four transmitters， you can select only the work: self-locking ， jog or interlocking ， we will launch it once your needs ， thank you for your supportLearning and delete methods.1 . By learning code . LED flashes， release your finger ， press the remote control ， the indicator flashes twice and close any buttons. It means that you are successful learning .2 . It can learn more than 12 different codes 2262 or 1527 chip wireless remote control3 . Delete / cleaning : Press learning key for about 8 seconds， the indicator light is off ， which means you keep the information has been deleted successfully .Please let us workWishAfter you buy it ， if you are not a professional， we will set the work according to your requirements ， before our ship.Package includes:1 * 2 * Wireless remote control switch and a wireless remote control