Leviton 6S101-B01 Single Element, 1PH, 2W, 120V, Small Outdoor Enclosure, 01 Installed Meter, Mechanical 1 KWH Counter, 100:0.1, Black Use Mini Meters in commercial, institutional, industrial and government applications For load profiling and benchmarking, BAS integration, usage aggregation, tenant cost allocation, measurement and verification, energy conservation and cost reduction and green building initiatives and Government mandates Certified to all applicable standards of ANSI C12.1 and ANSI c12.20 (0.5) codes for electricity metering Equipped with an isolated pulse output for automated meter reading After installation, the green duty cycle light shows that the meter is collecting electric consumption data at the appropriate rate