ITEM NAME:DC/AC Non-Contact LCD Electric Voltage Test Pen 12-1000V Detector Tester Pencil Product Description Description: HABOTEST HT100 Multi-function Non-contact Digital Display AC 12V-1000V 48V-1000V Voltage Test Pen Detector with LED Sound Alarm Features: - Adjustable sensitivity: Dual range AC 12V- 1000V / 48V- 1000V, choose different ranges according to your needs; - Different voltage test and dual range test - electric wire and zero line can be distinguished by different frequency of alarm sounds; the default AC voltage measurement range is 48-1000V, and 12-1000V can also be measured by adjusting the sensitivity, to meet the need to select the most suitable sensitivity before testing in different occasions and different objects; - Non-contact voltage tester - When the device is close to the AC voltage within the specified voltage range, it will emit a LED light and beep sound without touching the object under test to support adequate safety measurement applications; - LED light & low voltage indicator light - low voltage LED and alarm light prompts can remind you to replace the battery in time, the white LED light can work normally in the dark environment; no automatic operation for 5 minutes to save energy; - Safe sound and light alarm - Distinguish voltage frequency by buzzer and LED indicator. Its sound is enough to hear the noise of medium machinery; - Small size, easy to store in the toolbox or carried in your pocket. Specifications: AC voltage range: 48V-1000V / 12V-1000V Frequency: 50Hz / 60Hz Alarm mode: sound and LED light alarm Voltage level: low, medium and high Flashlight: simultaneous LED lighting Low voltage indicator: Yes Power supply: 2 x 1.5V AAA batteries (NOT included) Product size: 155 x 24 x 22mm/6.10 x 0.94 x 0.87" Operating temperature: 0~ 40 Â ° C Storage temperature: -10~ 50 Â °C Altitude: