ITEM NAME:2X(Rc22 Four-Button Remote Control Wireless Universal 100M Remote Control 4G9B3) 2X(Rc22 Four-Button Remote Control Wireless Universal 100M Remote Control 4G9B3) 2X(Configuration: With arming key, disarming key, quick bypass key, emergency button function. Battery: Battery life is up to 3 years, no replacement is required. Effectively overcome the shortcomings of traditional remote control re-code. Function: Waterproof, anti-pressure, anti-collision automatic control equipment features. The shape design is small and easy to carry, Safer and more assured. Working voltage: 3V Rated current: 10 mA Transmitting frequency: 433MHz Wireless distance: 100 m Use temperature: 10 degrees to 55 degrees Use: Universal Wireless Communication: RF Model Number: RC22 Channel: 1 Colour:white Size:55*30*10mm Material:metal and plastic Package Contents: 1 * Intelligent Remote Control)