Features 1、Versatile Installation And Compatibility: This smart home power meter is designed to be easily installed in most homes featuring clamp type sensors. It supports a variety of electrical systems including single phase, split phase, and 3 wires systems. The meter also accommodates a grounding method (TN or TT neutral) in 3 phase 4 wire Y systems, with the capability of supporting additional 300A sensors (included in the kit), making it adaptable to a range of residential electrical setups. 2、Comprehensive Energy Management: Take control of your home's energy consumption with advanced management and monitoring features. This energy consumption meter allows you to automate and manage your electricity usage from anywhere, helping to prevent costly repairs, reduce energy waste, and ultimately save on your energy bills. 3、Real Time Data Monitoring: With a requirement for a 2.4 GHz WiFi connection, the smart home energy meter provides accurate energy usage data with an accuracy of ±2%. You can access one second data instantly (while the app is actively opened), while minute and hour data is stored in the cloud for longer periods. Specifically, one minute data is retained for up to 7 days and hourly data is available indefinitely, giving you comprehensive insights into your energy consumption over time. 4、Cost Saving Capabilities: Using the for SmartLife app, you can easily configure settings to optimize energy use according to your habits. By automatically managing usage during peak times, optimizing surplus solar energy, and engaging in reward programs, this 3 phase 4 wire energy meter helps you identify cost saving opportunities in real time. You can access detailed reports and actionable notifications to further enhance your energy savings. 5、Accurate Load Monitoring: Equipped with 16 branch sensors (50A each), this electricity usage meter provides accurate monitoring of household appliances such as air conditioners, stove, water heaters, washing machines, dryers, and more. This targeted load monitoring eliminates guesswork, allowing you to understand which devices consume the most power and make informed decisions about energy usage and efficiency improvements in your home. Specification Item Type: Smart Home Energy Meter Material: ABS Sensors: 300A x 3, 50A x 16 WIFI: 802.11 B/G/N at 2.4Ghz Working Frequency: 2.4GHz Working Voltage: AC90-277V 50, 60Hz Supported Systems: Single Phase to 240VAC Line Neutral Point Phase 120, 240VAC 3 Phase, up to 480Y, 277VAC (no triangular/Y/star connection) Calibration Accuracy: 2% Cycle: Every 15 Seconds Size: Approx. 111.3 x 81.2 x 41.4mm / 4.38 x 3.2 x 1.63in Operating Environment: Temperature: -20°C-+55°C Humidity: ≤90% Non Condensing Package List 1 x Smart Home Energy Meter 3 x 300A Clamps 16 x 50A Clamps 1 x Pole 1 x Base 1 x Supply Cord 1 Pack x Accessories 1 x Manual