AC 20A 100A Digital Panel Meter Monitor Watt Kwh Power Energy Voltmeter Ammeter Features: Measurement of voltage, current, power and energy; LCD Digital display shows the voltage, current, power and energy show on the screen at the same time. This module is suitable for indoor, please do not use outdoor overload alarm function(If active power is larger than threshold, backlight and power will flash) Applied load should not exceed the rated power. Store energy data when power off, button available for controlling PARAMETERS: Working voltage: AC 80-260V Voltage test range: AC 80-260V (Display: 80V-220V) Current: test range: 0-100A (Display: 0.00-99.99A) Or 0-20A(Display: 0.00-20.00A) Power test range: 0-4.5Kw (Less than 1kW, display: 0.0-999.9W; 1kW-2kW, display: 1000-4500W) 0-22kW (Less than 1kW, display: 0.0-999.9W; More than 1kW, display: 1000-9999W; More than 10kW, display: 10.0-22.0kW) Energy test range: 0-9999kWh (Less than 10KWh, display: 0-9999Wh; More than 10kWh, display: 10-9999kWh) Operating frequency: 45-65Hz Measurement accuracy: 1.0 Button control:1. Backlight control: short press to turn on or turn off the light2. Power cleared: Long press for 5 seconds till the number on the screen flashes, then stop pressing. Short press again, data will be cleaned and log out flashing mode. Long press for 5 seconds again, the data will be saved and log out the power cleaned mode.3. Power alarm settings: Long pressing until "SET CLr" appears in the power area. Power area shows the current alarm range while the lowest digit starts to flash. In this time, short press to add one (+1), the setting will move to another digit automatically after 3 seconds. Long press for 5 seconds to log out after finishing setting.Package Includes: 1x 100A AC Digital LCD Multimeter Terms and Conditions : Shipping Shipping to most other countries takes about 10-30 days via Economy Int'l Airmail without tracking#. In rare case, it can take up to 40 days. It depends on your location and local postal service(e.g., Russian Postal service is slow), as well as the weather condition along the shipping. Please verify your primary shipping address. We are not responsible for any wrong or undeliverable addresses. Payment We accept payment via Paypal. The buyer is responsible for any applicable import duties and local taxes. Usually there's no any charges for small parcel. But please verify with your customs before making your purchase. Contact Us We take full responsibility if you receive wrong item or damaged item or item not as describled. If you're not satisfied for any reason, please feel free to contact us. Just send us an message or email. You can always get our solution pretty soon in our working time. Your satisfaction is guaranteed. About UG Thank you for choose UG. As a manufacturer of electronic module, UG have been in business more than 20 years, and therefor have wide experience in all the line we handle. OEM Service Also Welcome!