Measurable Current Range: 0.2A-80A WiFi Frequency: 2.4GHZ (Not Support 5Ghz) Ambient Temperature Range:-10C ~ 55C App can display Channel A and B Real-time power, current, voltage, power factor and frequency for Forward and Reverse direction clrealy And you can read from App for each Channel Real-time total power of 2 channels of reverse and forward direction Power for Channel A and B Separately(W) Current(mA) Voltage(V), Power factor, and Frequency(Hz) Electricity Statistic for each channel in Forward and Reverse direction. Hourly Elec. (KWh) Daily Elec. (KWh), Monthly Elec. (KWh) Yearly Elec. (KWh) type:2CT Colour:White Material:plastic Package Contents: 1 x WiFi Energy Meter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.