... 90%RHCommunication modeRF wireless and RS232 serial cableDisplay contentsTime, date, temperature, humidity, graphic, animation,textView angle100°Life span100 ... 134×23cm Important Feature1. Can display current temperature (Centigrade), time, date, humidity, graphics, animations (including GIF format) and ... . Many thanks. waterproof Cross pharmacy led sign with CE (Many sizes and color are available)