Frequency: 280mhz-868mhz 4 buttons, LED indicator. Transmission distance - 30-50m (open space) Working voltage - 12V 23A battery (longer battery life) Code: Support rolling code, fixed code, learning code Modern, stylish and compact design, perfect for pocket. The service life of the button is 100,0000 times. Replacement for fixed code and rolling code remote control, frequency from 280 to 868 MHz One remote control can hold up to 4 different remote controls! Each button can be programmed as a replacement for different brands, so with only one transmitter, you can control up to 4 devices from different manufacturers. Please note: This remote control is a cloner, please make sure your remote control can be used! ! Please Note: The following remote controls cannot be cloned, please do not buy. HORMANN-BS-series 868MHz, ROPER-868MHz SCS-433MHz, AT-4, TO.GO VA MOTORLINE-433MHz PTX-5, TX55-868-4 ECA-433MHz, 893LM Colour:Photo Color Material:Plastic Package Contents: 1x Multi-Frequency 280-868 MHz Auto Scan Duplicator 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.