... 20cmx17cmx8cmdiameter of LED display panel: 17cmdiameter of infrared remote controller: 8cmtranmit distance of infrared ray: 10metersbody color: red+greylight: redbattery ... sign is available in one lamp, controled by infrared remote controller with 5 button, press one button ... , one sign will be maintained 10seconds.accessory: 1pc infrared remote controller, 1pc remote controler for angel ajustment , ...