TED 5002-C The Energy Detective - Compatible With Single Electrical panel and Wind/Solar Installation Monitor energy uses from two sources, Wireless hand-held display. Intuitive, simple setup directly from computer, Backlit display, Accurate to within 2%, Customizable display. Adjustable sensitivity - user can determine kW changes - down to 1 WATT, Rechargeable Battery - no batteries to change. View real-time energy data remotely via Internet, Solar/Wind Package - Net-Metering capability, Receives signal from multiple sources, Ties into Home Automation Systems. Stores detailed data for export to computer, Accommodates all rate structures - flat, tiered, Time-of-Use, Seasonal (4 seasons), weekend/holiday, or any mix of structures, Stores and performs load-shed functions.