Tuya Smart Bi directional Single Phase WIFi Meter with Clamp Current Sensor 150A Measure the two-way energy consumed and generated, ("from grid" and "to grid") Measure Exported/ energy, App monitor how much energy the solar and PV system produces, as well as its power consumption. Rated Voltage: AC 100V-240V Measuring Range: 0.1A - 150A Accuracy Class: 1.0 Current Transformer cable diameter: φ16mm Automation, set scenes to make other tuya switch turn on turn off when the power reaches a value Different batches may result in differences in product appearance and color, which does not affect usage Colour:White Material:plastic Package Contents: 2 x Bidirectional Energy Meter 2 x CT 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.