ITEM NAME:Intelligent Voltage Tester Pen Electric Detector Non Contact Induction Descriptio n Description: Material: ASB Color: black Size: 17 * 3 cm Features: Automatically shut down When the test pen does not receive any operation within 5 minutes and no ac voltage is detected, it will automatically shut down. Live or dead line acousto-optic discrimination: - live test: When the sensor end of the measuring pen is close to the object under test, the rapid rhythm of the tester will make a buzzing alarm sound and the screen flashes a red light, indicating that the test is a live wire. - zero line test: When the sensor end is close to the object under test, the slow buzzer alarms, and the display screen flashes green light, indicating that the circuit under test is a zero line. Technical specifications: Ac voltage double range: 48v-1000v / 12v-1000v Frequency :50Hz / 60Hz Alarm mode: sound and light alarm Flashlight :LED lighting Low pressure indicator: yes Power supply :2 sessions 1.5v AAA battery (not included) Safety level :CE CATIII 1000V/CAT.The fourth 600 v For service temperature: 0 to 40 ℃ For storage temperature: 10 to 50 ℃ Height :