Welcome to our store! 1. MULTIPLE FUNCTIONS: Automatically calculate electricity bills and measure power consumption, voltage, current, timing, etc., for appliances in use. 2. APPLICABLE UNITS: Suitable for computers, game consoles, printers, TVs, set-top boxes, routers, HiFi systems, coffee machines, etc. 3. EASY TO USE: This energy meter outlet features a digital LCD display with 4 buttons for adjustment and can display various data. 4. GOOD PROTECTION: Measure and calculate energy consumption and ensure the outlet has a power-off protection function. 5. SAVE FUNCTION: Measured value and measurement settings are saved when the unit is unplugged. Item Type: Energy Cost Meter Power Consumption: 0.5W Operating Voltage: 230VAC Frequency Display: 50HZ Operating Current: Max 16A Wide Voltage Range: 230V-250V Set Watt Display (Watt): 0W~9999W; but the actual Watt display (Watt) is 0~3680W Timing Display Range: 0 seconds~9999 days Voltage Display Range: 0V~9999V Current Display: 0.000A~16.000A Frequency Display: 0Hz~9999Hz Price Display Range: 0.00 COST/KWH; 99.99 COST/KWH Total KWh and Cost Display: 0.000KWh-9999KWh, 0.00COST-9999COST 2-pin German plug Function indicator 1 x Power Meter Socket Customer satisfaction is our top priority. If you encounter any issues with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best after-sales service.