Extra large LCD screen with adjustable physical buttons You can remotely set thresholds or switches through your mobile phone at any time when you are away from home. Over and under voltage protection Intelligent overload protection Intelligent undercurrent protection Intelligent delay protection Intelligent phase sequence protection Voltage imbalance protection Product parameters: 3pin 100A Connection method: wifi+Tuya APP Current specification: 100A Two-point frequency: 50hz Note: Due to different production batches, there may be slight differences in products. Colour:White Material:plastic Package Contents: 1 x 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.