Newport Electronics' wiSeries wireless sensors
wiSeries wireless sensors provide Web-based monitoring of temperature, humidity and barometric pressure. The radio is a high power IEEE 802.15.4 compliant transmitter operating at 2.4 GHz. It can transmit over 1,000 meters outdoors without obstructions. The coordinator/receiver connects directly to an Ethernet network and the Internet and serves active web pages to display and chart data.
Newport Electronics; 800/NEWPORT; www.newportUS.com