SF-EC1 single phase electronic watt-hour meter adopts specific LSI and SMT technology. The strict scientific aging test, debugging process and management methods ensure that has good features with reliable operation and high quality. These meters can be used for the purpose of measurement and monitoring of electrical energy in single phase environments. It can be used indoors as well as outdoors and display the energy consumption even when there is electricity outage. Features 1 phase,2 wire Accuracy Class: 1.0 Conformation with IS:13779 Current: 5 30 Ampere Reference voltage: 240 Volts Reference frequency: 50 Hz Display: Electromechanical counter with one decimal Surge resistant and tamper proof with magnetic shielding Sustained accuracy over long period of time Low power consumption High insulation and dielectric strength LED indication for current reversal tampering and phase availability Durable Polycarbonate enclosure which is UV protected, flame retardant and has high impact resistance