Fully working OWL wireless electricity monitor complete with sensor. AI description: The OWL Wireless Energy Electricity Monitor Usage Meter & transmitter CM119/CMR119 is a wall-mounted electronic meter with a 3-digit LCD display. It is designed for single-phase AC systems with a nominal current rating of 45 A and voltage rating of 240 V. This smart meter offers features such as prepaid metering, remote reading, and bi-directional metering, making it convenient and efficient for tracking energy usage. Made by OWL, a trusted brand in energy monitoring, this unit provides accurate readings and has a Class 1 meter accuracy rating.