HIGH SENSITIVITY and FAST DETECTING: Detecting temperature range is -15 ~ 45?, large detecting probe area, even Detects Small Hidden Metal Objects.
TWO ALTERNATIVE ALERT WAYS: you can choose between audible tone or vibration .
Powered by one 9V battery (included). With a external charging port, you also can charge it with a rechargeable battery (not included).
THREE-COLOR INDICATOR: green for power, yellow for under-voltage, red for alert.
To get support contact customer care