Features Excellent Long-Term Reliability: Ensures consistent performance and durability for extended use, providing reliable energy measurement and management. Accurate Power Consumption Measurement: Directly and precisely measures the active power consumption of the load in a single-phase AC network with a rated frequency of 50 Hz, ensuring accurate billing and monitoring. Advanced Technology Integration: Utilizes microelectronics technology, large-scale integrated circuits, and advanced digital and SMT technology for efficient and precise energy measurement. Standard DIN Rail Installation: Facilitates easy and secure installation with 35mm standard DIN rail compatibility, conforming to DIN EN50022 standards, while the extension terminal cover ensures safety during use. Versatile Wiring Options: Offers direct connection operation with the standard S-type wiring and optional U-type wiring, providing flexibility to meet specific installation requirements. . Package List: 1 x Rail Energy Meter 1 x User Manual Note: betweendiv>Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.between/div> Package List 1 x Rail Energy Meter 1 x User Manual