... 1.support wireless GPRS,GSM,RF modem; 2.support temperature display; 3.support secondary development; LS-T1 LED display ... dynamic library DEMO and source code;Buttons, switches, timing, GSM / GPRS wireless communications and other typical applications;User-friendly ... and RS485 communication without the jumper, and also supports GSM / GPRS communications;Smart settings for outdoor scan, supportting ...