Non-contact Voltage Tester Non-contact Voltage Tester with Torch and Blinking LED Indicator Key Specifications/Special Features: Self-test (with audible and visible indication) AC voltage test: Non-contact method from 70 to 600VAC DC polarity check: 1.5V to 36VDC Continuity check: 0 to 2m ohms Flashlight/torch Advantages: Built-in digital micro chips with auto intelligent sensor Consumes less power Two different sounds and indications Blinking LED indication when detects AC voltage Battery type: two 1.5V button cell (LR44, 157, AG13, A76 etc.) batteries included Originated, designed and developed product by MEET Worldwide patent pending For your reputation and safety, beware of imitation