["Reference Title: 3000m Long Range for DC 12V 2CH RF Wireless Remote Control Switch System 315 Mhz 2-Key Transmitter + Receiver\r\n\r\n\r\nDescription:\r\n\r\nFeatures:\r\nbrand new and high quality.\r\nThis is a high quality wireless control.\r\nThe wireless signal can pass through walls, floors and doors.\r\nYou can turn on or turn off the receiver with transmitter (remote control) from any place within a reliable distance.\r\nApplication: Control Lights, TVs, Motors, Fans, Cameras, Video signals, Audio signals, electrically operated Doors/ Locks/ for Windows, etc.\r\n\r\nModes: \r\n1)Toggle/Self-Lock: Press->On; Press again->Off\r\n- Press one button for one for time is working/ON .press the same button again is stop/OFF.(1 channel switch(receiver) need 1 button remote control (transmitter).\r\n2)Latched/Inter-Lock: Press->On; Press other button->Off\r\n- Press one button is working/ON ,press another button is stop/OFF. ( 1 channel switch( receiver) need 2 buttons remote control (transmitter).\r\n3)Momentary/Jog: Press and hold->On; Release->Off\r\n- Keep pressing one button is working /ON. loosen your finger is stop/OFF. (1 channel switch(receiver) need 1 button remote control (transmitter)).\r\n(Original Setting is Momentary, Change it by yourself.)\r\n\r\nLearn Code and Remove Code: \r\n1. Learn: press the learning code .the indicator from on to off, loosen your finger, press any button of the remote control, the indicator flash 2 times and off, it means you learn it successfully.\r\n2. Remove: press the learning button about 8 seconds, the indicator turns on to off, it means the Code had been removed successfully.\r\n\r\nSpecifications:\r\nMaterial: Plastic + Metal\r\nColor: Black(Receiver) + Gray(Transmitter)\r\nSize: (Approx.)\r\n Receiver: 6.2×3.8×2cm/2.44×1.50×0.79in\r\n Remote Control Transmitter: 13.4×4.2×2.5cm/5.28×1.65×0.98in \r\nChannel: 2 CH\r\nRemote Control Distance: 0-3000m ( for Ideal distance without any block and signal interfere, it would rise and fall about 10%-90% with the block and signal interference.) \r\nEncode: Fixed code, soldering \r\nFrequency: 315MHz\r\nPower Supply: 9V Battery (NOT included)\r\nDecode: Fixed code, soldering\r\nPower Supply (Operating Voltage): for DC 12V \r\nRelay: 10A/250V AC, 10A/125V AC, 10A/30V for DC, 10A/28V for DC \r\nWork Voltage Range of Relay: AC 110-240V or for DC 0-28V\r\nOperating Temperature: -40℃ to +80℃\r\nQuantity: 1 Set (other accessories demo in the picture is not included)\r\n\r\nNote: \r\n1.Transition: 1cm=10mm=0.39inch\r\n2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.\r\n3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\r\n\r\nPackage includes:\r\n1 X Remote Control Transmitter(Not including battery) (No retail package)\r\n1 X Remote Receiver Module (Including for shell)"]