Generic KAIWEETS Voltage Tester/Non-Contact Voltage Tester with Dual Range AC 12V-1000V/48V-1000V, Live/Null Wire Tester, Electrical Te

Important Operation √ Press and hold the red button for 2 seconds to turn it on. √ In the power-on state, press and hold the green button for two seconds to turn on the LED light. Press and hold the green button again to turn off the LED light. √ Press the green button, the green button lights up, then switches to high sensitivity mode, and press again to turn off this mode. √ A battery icon will appear in the upper right corner when the battery is low, prompting you to replace the battery. Adjustable Sensitivity with Dual Range Low Sensitivity Mode; 12V TO 48V AC: No Beep, Green Screen. 48V TO 1000 V AC: High-frequency beep, The red tip illuminates continuously, red screen. High Sensitivity Mode; 12V TO 48V AC: Low-frequency beep, The red tip illuminates continuously. 48V TO 1000 V AC: High-frequency beep, The red tip illuminates continuously, red screen. Null Wire Testing The buzzer will give a slow alarm when the end of the tester is close to the object being tested. The red indicator light flashes slowly and the LCD shows green. Indicates that the tested line is a Null Wire Live Wire Testing The buzzer will give a quick warning when the end of the tester is close to the object being measured. The red indicator light flashes quickly and the LCD shows red. This indicates that the line being tested is a live line. LED flashlight You can press and hold the “S” button for more than 2 seconds to turn the LED flashlight on/off, and then quickly use it to find problems in the circuit. The LED flashlight provides convenience in a dark environment. Battery replacement Rotate the battery cover, remove the battery, and insert the positive terminal of the new battery toward

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