Features Product Parameters: This is a one-button momentary remote control switch, with 7A load relay, working voltage 12V, with good practicability and reliability. Easy To Operate: This momentary remote control switch adopts wireless control design, which can remotely control the device, which is convenient and safe to use. Long Signal Range: The remote control relay switch has stable and reliable performance, high sensitivity, fast response speed, long signal range, flexible and convenient use. Easy To Carry: This momentary remote control switch is exquisite in workmanship, small in size and easy to carry, and the housing is made of plastic, which has good corrosion resistance and wear resistance. Wide Range of Applications: This wireless remote control switch has a wide range of applications, from simple home remote control to autonomous control, easy to use. Specification: Item Type: Momentary Remote Control Switch Material: Plastic Working Voltage: DC12V Relay Load: 7A Working Frequency: 433MHZ Learning 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 Control 1 x Relay Note: Pay attention to safety protection when using. Package List 1 x Remote Control 1 x Relay