Easily fitted in minutes, and with no hard wiring necessary, the LightwaveRF energy monitor measures your household energy usage in real time and sends the data to your smartphone or tablet.
LightwaveRF WHITE Energy Monitor. Check your homes energy consumption in real time. Clip the monitor to your electrical supply and by using the Lightwave RF App you are always informed of how much energy you are using wherever you are. You need to install the WiFi Link for this to operate.