The Smart Home Energy Monitor 2×Dual-Channel Real-Time Electricity Usage 80A Tuya is an advanced device designed for measuring electricity usage in a smart home setup. It features a corded electric power source and includes 2 X transformers for accurate measurements. Compatible with Tuya devices, Amazon Alexa, and Google Home Assistant, this energy monitor offers real-time data and is Smart Home Compatible for seamless integration into your smart home system. With a size of 80A and a minimum operating voltage of 110 volts, this energy monitor provides reliable and efficient power management for your home. Perfect condition cleaner, ready to go and never use and never install brand new. Seller has perfect ratings and ships fastest and secure. I’ve been on eBay for 28 years. Have fun!