Usage Tips:DescriptionExtra large LCD screen with adjustable physical buttonsYou can remotely set thresholds or switches through your mobile phone at any time when you are away from home.Over and under voltage protectionIntelligent overload protectionIntelligent undercurrent protectionIntelligent delay protectionIntelligent phase sequence protectionVoltage imbalance protectionProduct parameters: 3pin 100AConnection method: wifi+Tuya APPCurrent specification: 100ATwo-point frequency: 50hzNote: Due to different production batches, there may be slight differences in products.Colour:WhiteMaterial:plasticPackage Contents:1 x MeterOnly 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. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.