Along with solar charger to help conserve power, G-4513PD-3GWA programmable automation controller (PAC) is equipped with built-in RTC and LCD for viewing status at-a-glance. As 3G controller, it supports GSM 850/900/1,800/1,900 MHz and WCDMA 850/900/1,900/2,100 MHz for connection with mobile phones and devices. Communication capabilities, including RS-232, RS-485, and Ethernet, foster integration with existing I/O and SCADA software. GPS function supports 32 channels and NMEA 0183 protocol.