100-240VAC Single-Phase WIFI Smart Home Energy Meter with Timer Switch Remote ON/OFF control via Tuya or Smart Life app, anytime, anywhere. Calculates total, monthly, and daily kWh consumption. Real-time power monitoring via mobile app. Scheduling and timer functions; 100 timer modes (ON/OFF) per day or week. Displays voltage, current, power, and total energy kWh on the app. Single-button control via mobile app. Power: 100-240V AC 50-60Hz Rated Current: 16A 250VAC (COSφ=1) WIFI Frequency: 2.4GHz Accuracy: Class 1 Dimensions: 66.8*90*18mm Mounting: 35mm DIN rail (EN 60715) Operating Temperature: -10~+60℃ Countdown timer from 1 minute to 23 hours 59 minutes. Maintains scheduled programs even when disconnected from the network. Features memory function. Can also be controlled by tact switches C1 and C2. Shareable with up to 100 users via mobile app. Overcurrent protection: Automatically disconnects at 17A. Note: This meter only supports 2.4G wireless networks, NOT 5G.