Extra large LCD screen with adjustable physical buttons. Remotely set thresholds or switches via mobile phone when away from home. Features over and under voltage protection, intelligent overload protection, intelligent undercurrent protection, intelligent delay protection, intelligent phase sequence protection, and voltage imbalance protection. Product parameters: 3-pin, 100A Connection method: Wi-Fi + Tuya APP Current specification: 100A Frequency: 50Hz Color: White Material: Plastic Package Contents: 1 x Meter Only the above package content is included; other products are not included. Note: Due to different production batches, slight differences may occur. Light reflection and display differences may cause the color in the image to vary slightly from the actual item. Measurement error allowance is +/- 1-3cm.