IoTaWatt Open Wi-Fi Energy Monitor By Bob Lemaire (IoTaWatt, Inc.) · Example build · 13 views · 0 remixes A 14-channel ESP8266 electricity monitor with plug-in CTs and a 9 V AC voltage reference that logs locally and uploads to Emoncms, InfluxDB or PVOutput 0SaveRemixCopy link DifficultyModeratePartsNo parts list Start the assembly guide →