Digital LCD Power Meter Wattmeter Socket Wattage Monitor Electricity Kwh Energy Meter Measuring Outlet Power Analyzer Feature: With this power meter, you can reduce energy costs and find out which devices are actually worth keeping plugged in by looking for power-consuming devices. Just connect any device to the DDS109L power socket, and it will evaluate the actual efficiency of each device. Monitor power consumption and understand cost intuitively- The energy meter can measure power (W), volts, amperes, frequency, power factor, maximum and minimum power (W), cumulative time and energy (kWh), and automatically calculate the price after the cost. Environment; monitor household energy usage to help you save electricity bills Large and clear LCD display with backlight- The power monitoring kilowattmeter has a wide viewing angle and clear digital display; the clear backlit LCD display is easy to read and operate the power monitor in dark areas Long-term data retention and memory function- Built-in rechargeable backup battery, when power failure occurs or the meter is unplugged from the power outlet, the wattmeter power analyzer can retain data for up to 90 days; once the reset button is pressed, all data includes the cost setting will be reset to zero Portable and occupies only 1 socket- Small size; when plugged into the upper socket, the power meter socket plug makes the lower wall socket usable; made of high-quality refractory materials; friendly after-sales customer service and 1-year limited warranty; note: not compatible AC inverter and solar inverter Double voltage wide measurement range-The power monitor can measure 110-130 Vac and 200-240 Vac voltage; 0-16A ampere; 0-3680W wattage, display overload when the load reaches 3680W; 1.0 accuracy standard, with 0.1W , 0.1V, 0.001A and 0.001kWh resolution; Note: Due to certification requirements, the label on the back of the wattmeter only shows the low voltage range Automatic calculation of electricity bills, while measuring the power consumption, voltage, current, timing and other multi-function sockets of the electrical appliances used The backlight of the screen is not always on, and the backlight will automatically turn off after 10 seconds without any operation Specification: Brand: SINOTIMER Model: DDS109L Working voltage: 100-240V 50/60Hz Working current: maximum 16A Timing display range: 0 seconds to 9999 days Wattage display (watts) range: 0W-9999W Voltage display range: 0V-9999V Current display (ampere) range: 0.000A-16.000A Frequency display range: 0Hz-9999Hz Minimum power display range: 0.0W-9999W Maximum wattage display range: 0.0W-9999W Price display range: 0.00/KWH-99.99/KWH Total kWh and cost display: 0.000KWH-9999KWH, 0.00-9999 Size: 140*80*60mm Type: EU 230V 16A, US 120V 15A, UK 230V 13A, FR 230V 16A, BR 250V 16A, AU 240V 10A Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you Please allow 1-2cm measuring deviation due to manual measurement. Package included: 1 x Power Meter About Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact us During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shopping Thanks for your cooperation and we'll make you feel satisfied.