Voltage: 85-290V 1.0.96-inch TFT color screen: wide viewing angle, even in a dim room, you can read clearly. 2.8 electric parameters on the same screen: set voltage, current, power, frequency, power factor, active energy, timing, temperature and other electric parameters in one, convenient for real-time viewing. 3. Standard rail slot mounting design: standard rail mounting, no screws, snap fastening, convenient and easy to install. 4. Mobile phone remote control: unlimited distance, cell phone is the remote control, where there is a signal you can control the device anytime, anywhere. 5. Wide range of applications: widely used in high and low power distribution cabinets, factories, warehouses, companies, shopping malls, family home and other fields. 6.WIFI version can be timed switch: cell phone remote operation, you can add multiple sets of timed data, set the power on and off, saving energy. Color: As shown Material: plastic Package Contents: 1*KWS- Tuya WiFi Power Meter 1*KWS- Power 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.