Feature:1. ONE BUTTON MOMENTARY SWITCH: This is a one button momentary remote control switch, with relay of 7A load, the working voltage is 12V2. CONVENIENT OPERATION: This momentary remote control switch is wirelessly controlled equipments, which is easy and safe to use3. LONG SIGNAL RANGE: The remote control switch has stable and reliable performance, high sensitivity and long signal range4. EASY TO CARRY: The remote control switch is small in size and easy to carry, the shell is made of plastic, wear resistant and durable5. WIDE RANGE OF USAGE: This remote control switch has a wide range of applications, from simple home remote controls to autonomous controlSpecification:Item Type: Momentary Remote Control SwitchMaterial: PlasticRelay Load: 7AWorking Frequency: 433MHZLearning Type: Can learn fixed coding learning coding remote control (2262 2264 2260 2240 1527)Battery: 2 x 3V CR2016 button battery (not included).Package List:1 x Remote Control1 x RelayNote:Pay attention to safety protection when using.