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20A DC Digital Multifunction Power Meter Energy Monitor Module Voltmeter Ammeter 6.5V-100V Description: Working Voltage DC 6.5V-100V Measuring Voltage DC 6.5V-100V Measuring Voltage 0-20A Rated Power 2000W Display LCD Display Format Power 0.0-999.9W (1KW) Energy 0-999Wh(10KWh) Voltage 6.50-99.99V Current 0.00-20.00A Feature: 20A DC multifunction power meter LCD display wih backlight, easy to read Bult-in shunt design, no extra needed Power, current, voltage and energy display and monitor timely easy to know electric energy consumption Electric energy clear function, perfect for various device monitor separately overload alarm function (over power alarm threshold, the backlight and voltage flashing alarm) Power memory, shave the power parameter when power down, safe to use Operaqtion Tips: 1. The backlight control By short press the button to turn on or off the backlight, In the bakclight mode,the data will automatically store when power down 2. The energy cleared Step 1: Press the power button 5 seconds until the digital display "CLr" then release the button; Step 2: Now it is in the "energy clear" mode, press the button again, the energy data is cleared and stop flashing; Step 3: If in the "energy clear" mode you do not press the button in 5 seconds,then the energy data will not be cleared 3. Set power alarm value Step 1: Press the button, when the power area display "SET " release button, Step 2:it is in the pweor alarming setting mode, the voltage area displays the highest value of the voltage alarm,the current area displays the lowest value of the voltage alarm. Then you can press the button quickly to increase the value" +1" when there is no key operation more than three seconds, Note: User Manual: Click here Package included: 1X 20A Power Meter