Wide range of uses: suitable for garage doors, gates, skylights, car/motorcycle alarms, home security products, short-distance wireless remote control products, electrical appliances/home automation lamps, and industrial control products. Strong signal: the Remote Control Socket adopts RF technology, providing a stable signal that can pass through walls, floors, and doors, allowing reliable control from any location within a certain distance. Convenient voice announcement: features clear voice prompts that provide real-time feedback on your operating steps, making the operation simpler. 1000m signal radiation distance: in an open and unobstructed environment, the radiation radius can reach approximately 1km. Operating voltage of DC9V-12V, transmit current of 115mA, operating frequency of 315MHZ, rechargeable lithium battery type of 3.7V*3, transmit power of 20-25dBm, modulation method of ASK, standby current of 11mA, and transmit distance of 1Km. Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the real thing. The measurement allowed error is +/- 1-3cm. Plug Type: US Plug, it applies to Canada, India, Mexico, Thailand, the United States, the Philippines, Taiwan, and so on. Voltage: AC100-240V Color: Black Material: plastic Package Contents: 1*Repeater 1*Power cord Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.