Features: 1. WiFi smart circuit breaker: Connect devices under WiFi state, unlimited distance Tuya Smart APP control, real-time display of power, current, voltage, leakage, frequency, accumulated energy and other data. 2. Color display screen: This meter is DIN rail mounted and has a color LCD display, which provides clear and easy-to-read measurement results. The visual interface improves the user experience and simplifies data interpretation. 3. Wide measuring range: voltage AC 80-400V; current 1-100A; power display 0-99999.9Kwh; frequency: 50/60Hz; leakage current: 10-99mA; overvoltage protection: 120-300VAC; undervoltage protection: 80-210VAC. 4. Multiple protections: intelligent protection, easy and reliable to use, supports overvoltage protection, undervoltage protection, overcurrent protection, leakage protection, time control, bidirectional power monitoring, voltage imbalance protection, current imbalance protection, phase loss protection, phase charging protection, etc. 5. Guide rail design: It is installed on the universal DIN35mm standard guide rail, which is small in size, light in weight, simple and convenient to install, and has high reliability. 6. Wide application: Smart energy meters are suitable for most scenarios with DIN rails, and are widely used in solar photovoltaic power generation systems, power metering systems, commercial buildings, apartments, schools, hotel laboratories and other places. Specifications: Connection platform: Tuya Smart APP Material: PC flame retardant material Rated voltage: AC380V Maximum current: 1-100A Working voltage: AC80-400V Power display: 0-99999.9Kwh Rated frequency: 50/60Hz Overvoltage protection: 120-300VAC (adjustable) Undervoltage protection: 80V-210V (adjustable) Overcurrent protection: 1.0A-100A Reconnection time (delay time): 1-9999 seconds (default 3 seconds) Overcurrent, leakage protection time: 1-30 off (default: 5) Display mode: color display WiFi control: Smartphone smart Tuya App WiFi frequency: 2.4GHz Installation method: DIN rail 35mm Ambient temperature range: -30℃-70℃ Product size: 9*7.5*7.5cm Product weight: 430g Notes: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Please allow 1-3cm measuring deviation due to manual measurement. Thank you for your understanding! Packing List: 1*WiFi smart circuit breaker 1*Instruction manual (Chinese and English) 1*Current transformer