Specifications: - Power consumption of the Power Meter Monitor: 0.5W - Operating voltage: 230VAC - Frequency display: 50Hz - Operating current: max 16A - Wide voltage range: 230V–250V - Wattage display (Watts): 0W–9999W; actual Wattage display range: 0W–3680W - Timing display range: 0 second–9999 days - Voltage display range: 0V–9999V - Current display (amps): 0.000A–16.000A - Frequency display: 0Hz–9999Hz - Price per kWh display range: 0.00–99.99 - Total kWh and cost display: 0.000kWh–9999kWh, 0.00–9999.00 This unit does not have a backlight. This product is a multifunctional socket that automatically calculates electricity usage while measuring power consumption, voltage, current, time, and other functions of connected electrical appliances. It supports standard voltage and plug types used in multiple countries including Germany, the United Kingdom, Australia, the United States, France, Italy, Israel, Belgium, Denmark, and South Africa. Note: All data is measured manually. Please allow a 1–3 cm measurement tolerance. Due to differences in lighting and display settings, there may be slight variations in color. The actual item received will take precedence over any displayed images.