4pcs Flat US Plug AC 80-300V Voltage Measuring Monitor, LCD Digital Voltmeter, AC 110V 220V Voltage Panel Power Line Volt Test Monitor for Household Plug into Outlet to Measure Voltage

Price: $21.99 - $16.99
(as of Jun 11, 2025 22:55:55 UTC – Details)

Parameters:
Measuring Accuracy: +/-1.5%, +/- 2 word
Measuring Range: AC 80-300V (110V, 220V)
Consume Power: Less than 1W(about every 1200hours consume 1 kilowatt-hour)
Plug Style: US Plug
Number of Digits: 3 Digits

Potentiometer Adjusting Method:
Please use the Phillips screwdriver to open the outer case of the voltmeter
Then adjust the potentiometer with small size Phillips screwdriver
If the displayed voltage is too high, please adjust potentiometer counter-clockwise
If the displayed voltage is too low, please adjust potentiometer clockwise

Applications:
The monitor can be widely applied in AC 80-300V mains measurement, such as office, factory, laboratory, household and so on.
You can use this item in RV as a way to view voltage to prevent issues with appliances.
You can use this item to monitor the voltage of other appliances; when this volt gauge displays too high or too low voltage, you can selectively turn off your appliances or equipments so as to prolong the life of your appliances.
Package Dimensions ‏ : ‎ 5.47 x 5.08 x 1.73 inches; 6.21 ounces
Date First Available ‏ : ‎ May 30, 2023
Manufacturer ‏ : ‎ XIITIA
ASIN ‏ : ‎ B0C6LPLQDH
Country of Origin ‏ : ‎ China

★Measuring Range: AC 80 – 300V (110V, 220V); Measuring Accuracy: +/-1.5%, +/- 2 Word; Consume Power: Less than 1W(About Every 1200 Hours Consume 1 Kowatt-Hour)
【Adjustable】: There’s An Interior Potentiometer for Accuracy Adjustment. Just Use Screwdriver to Open the Outer Coving and Adjust the Potentiometer in Counter-Clockwise when it’s Excessive Voltage, but if Display Voltage is Too Low, Adjust Potentiometer in Clockwise.
【Flat Plug】: Designed as a flat plug, this volt tester can immediately detect and measure the current voltage by connecting to the switch plug or other kind of wall socket, simple and easy to use, it allows you to check on power health of devices for preventing the low voltage damage to your valuable household appliances.
【LCD Display】: Built in Premium LCD digital display with blue backlight, this voltage monitor is convenient for you to view the data on it even in dim night. Moreover, it can be used as a voltage meter as well as a night light.
【Applications】: Applicable to measuring the AC voltage in family, office space, industrial and mining enterprises, etc.